diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/arithmetic_fp32.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/arithmetic_fp32.c
index e16af7f61c..1f87f7e921 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/arithmetic_fp32.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/arithmetic_fp32.c
@@ -140,7 +140,7 @@ int ElementLogicalOr(const float *in0, const float *in1, float *out, int size) {
   }
 #endif
   for (; index < size; index++) {
-    out[index] = (float)((bool)(in0[index]) | (bool)(in1[index]));
+    out[index] = (float)((unsigned int)(in0[index]) | (unsigned int)(in1[index]));
   }
   return NNACL_OK;
 }
@@ -148,7 +148,7 @@ int ElementLogicalOr(const float *in0, const float *in1, float *out, int size) {
 int ElementLogicalOrBool(const bool *in0, const bool *in1, bool *out, int size) {
   int index = 0;
   for (; index < size; index++) {
-    out[index] = (in0[index]) | (in1[index]);
+    out[index] = (bool)((unsigned int)(in0[index]) | (unsigned int)(in1[index]));
   }
   return NNACL_OK;
 }
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/log_softmax_fp32.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/log_softmax_fp32.c
index 8d46d1557a..326030c160 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/log_softmax_fp32.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/log_softmax_fp32.c
@@ -15,7 +15,6 @@
  */
 #include "nnacl/fp32/log_softmax_fp32.h"
 #include <math.h>
-#include <float.h>
 #include "nnacl/fp32/softmax_fp32.h"
 #include "nnacl/fp32/exp_fp32.h"
 
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.c
index 74bd2b924f..cdb14b5589 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.c
@@ -16,7 +16,7 @@
 #include "nnacl/fp32/prelu_fp32.h"
 
 #ifdef ENABLE_ARM64
-static inline void PRelu4x16(const float *in, float *out, float *cur_slope, size_t step) {
+static inline void PRelu4x16(const float *in, float *out, const float *cur_slope, size_t step) {
   asm volatile(
     "mov x10, %[in]\n"
     "mov x11, %[out]\n"
@@ -85,7 +85,7 @@ static inline void PRelu4x16(const float *in, float *out, float *cur_slope, size
 }
 #endif
 
-void PRelu(const float *input, float *output, float *slope, int start, int end, int channel) {
+void PRelu(const float *input, float *output, const float *slope, int start, int end, int channel) {
   int i = start;
 #ifdef ENABLE_ARM64
   for (; i < end - 3; i += 4) {
@@ -95,7 +95,7 @@ void PRelu(const float *input, float *output, float *slope, int start, int end,
     for (; j < channel - 15; j += 16) {
       const float *in = cur_in + j;
       float *out = cur_out + j;
-      float *cur_slope = slope + j;
+      const float *cur_slope = slope + j;
       size_t step = channel * sizeof(float);
       PRelu4x16(in, out, cur_slope, step);
     }
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.h b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.h
index 9d6701e55f..a57a3a3223 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.h
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/prelu_fp32.h
@@ -22,7 +22,7 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-void PRelu(const float *input, float *output, float *slope, int start, int end, int channel);
+void PRelu(const float *input, float *output, const float *slope, int start, int end, int channel);
 
 void PReluShareChannel(const float *input, float *output, float slope, int start, int end);
 #ifdef __cplusplus
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.c
index 8b96d51d25..e1ce47cdca 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.c
@@ -171,7 +171,7 @@ void TransposeDim6Fp32(const float *in_data, float *out_data, const int *strides
   }
 }
 
-void TransposeDimsFp32(const float *in_data, float *out_data, const int *output_shape, int *size, int *position,
+void TransposeDimsFp32(const float *in_data, float *out_data, const int *output_shape, const int *size, int *position,
                        TransposeParameter *transpose_param, int task_id, int thread_num) {
   int *perm = transpose_param->perm_;
   int *strides = transpose_param->strides_;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.h b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.h
index 6cef303c10..d406ee64a2 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.h
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32/transpose_fp32.h
@@ -26,7 +26,7 @@ extern "C" {
 #endif
 
 int DoTransposeFp32(const float *in_data, float *out_data, const int *output_shape, TransposeParameter *param);
-void TransposeDimsFp32(const float *in_data, float *out_data, const int *output_shape, int *size, int *position,
+void TransposeDimsFp32(const float *in_data, float *out_data, const int *output_shape, const int *size, int *position,
                        TransposeParameter *transpose_param, int task_id, int thread_num);
 #ifdef __cplusplus
 }
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/binary_cross_entropy.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/binary_cross_entropy.c
index e8a5731c21..2db5416123 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/binary_cross_entropy.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/binary_cross_entropy.c
@@ -43,7 +43,7 @@ void BinaryCrossEntropy(const int input_size, const int reduction, const float *
     if (input_size % 2 == 1) {
       tmp_loss[0] += tmp_loss[input_size - 1];
     }
-    for (int stride = input_size / 2; stride > 0; stride >>= 1) {
+    for (int stride = input_size / 2; stride > 0; stride = stride / 2) {
       for (int i = 0; i < stride; i++) {
         tmp_loss[i] += tmp_loss[i + stride];
       }
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pack_ext.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pack_ext.c
index 0ac265340a..75032fb17c 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pack_ext.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pack_ext.c
@@ -222,7 +222,7 @@ void col2im_hwc(const float *data_col, float *data_im, const ConvParameter *conv
           int input_col = -pad_left + kernel_col * dilation_w + col_stride_offset;
           if (((unsigned)(input_row) < (unsigned)(in_height)) && ((unsigned)(input_col) < (unsigned)(in_width))) {
             int offset = (input_row * in_width + input_col) * tot_channels;
-            float *data_im_ptr = &data_im[offset];
+            float *data_im_ptr = data_im + offset;
             for (int i = 0; i < channels; i++) {
               data_im_ptr[i] += data_col[i];
             }
@@ -270,7 +270,7 @@ void rolling_col2im_hwc(const float *data_col, float *data_im, const ConvParamet
           int input_col = -pad_left + kernel_col * dilation_w + col_stride_offset;
           if (((unsigned)(input_row) < (unsigned)(in_height)) && ((unsigned)(input_col) < (unsigned)(in_width))) {
             int offset = (input_row * in_width + input_col) * tot_channels;
-            float *data_im_ptr = &data_im[offset];
+            float *data_im_ptr = data_im + offset;
             *data_im_ptr += *data_col;
           }
           data_col++;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pooling_grad.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pooling_grad.c
index cd80ee470f..6084d4ab63 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pooling_grad.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/fp32_grad/pooling_grad.c
@@ -36,8 +36,8 @@ void AvgPoolingGrad(const float *input_ptr, float *output_ptr, int count, Poolin
   const float32x4_t factor = vdupq_n_f32(kk);
 #endif
   for (int ib = 0; ib < count; ib++) {
-    float *out = &output_ptr[(ib * in_h * in_w * channel)];
-    const float *inPtr = &input_ptr[(ib * output_h * output_w * channel)];
+    float *out = output_ptr + ib * in_h * in_w * channel;
+    const float *inPtr = input_ptr + ib * output_h * output_w * channel;
     // iterate over yt
     for (int yh = 0; yh < output_h; yh++) {
       int over_h = pad_h - yh * stride_h;
@@ -115,9 +115,9 @@ void MaxPoolingGrad(const float *input_ptr, const float *dy_ptr, float *output_p
   int output_h = pooling_param->output_h_;
 
   for (int ib = 0; ib < output_batch; ib++) {
-    float *out = &output_ptr[(ib * in_h * in_w * channel)];
-    const float *inPtr = &input_ptr[(ib * in_h * in_w * channel)];
-    const float *dyPtr = &dy_ptr[(ib * output_h * output_w * channel)];
+    float *out = output_ptr + ib * in_h * in_w * channel;
+    const float *inPtr = input_ptr + ib * in_h * in_w * channel;
+    const float *dyPtr = dy_ptr + ib * output_h * output_w * channel;
     for (int yh = 0; yh < output_h; yh++) {
       int over_h = pad_h - yh * stride_h;
       int kh_s = MSMAX(0, over_h);
@@ -127,7 +127,7 @@ void MaxPoolingGrad(const float *input_ptr, const float *dy_ptr, float *output_p
         int kw_s = MSMAX(0, over_w);
         int kw_e = MSMIN(win_w, in_w + over_w);
         int ic = 0;
-        for (; ic < (channel & ~3); ic += 4) {
+        for (; ic <= channel - 4; ic += 4) {
           int idx = (yw + yh * output_w) * channel + ic;
 #ifdef ENABLE_ARM
           uint32x4_t max_idx = vdupq_n_u32(0);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/add_sub_grad_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/add_sub_grad_infer.c
index 2b0f5e549c..c81971b627 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/add_sub_grad_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/add_sub_grad_infer.c
@@ -16,7 +16,6 @@
 
 #include "nnacl/infer/add_sub_grad_infer.h"
 #include "nnacl/arithmetic.h"
-#include "nnacl/infer/arithmetic_grad_infer.h"
 #include "nnacl/infer/infer_register.h"
 
 int AddSubGradInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **outputs, size_t outputs_size,
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/argmin_max_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/argmin_max_infer.c
index 121cf4065a..184f83ae58 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/argmin_max_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/argmin_max_infer.c
@@ -52,7 +52,7 @@ int ArgMinMaxInferShape(const TensorC *const *inputs, const size_t inputs_size,
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   ShapeSet(output_shape, &output_shape_size, input->shape_, input->shape_size_);
   size_t input_shape_size = input->shape_size_;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_grad_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_grad_infer.c
index ed00572b17..3713740f7d 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_grad_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_grad_infer.c
@@ -40,13 +40,13 @@ int ArithmeticGradInferShape(const TensorC *const *inputs, size_t inputs_size, T
   TensorC *dx1 = outputs[0];
   TensorC *dx2 = outputs[1];
 
-  int in_shape0[MAX_SHAPE_SIZE];
+  int in_shape0[MAX_SHAPE_SIZE] = {0};
   size_t in_shape0_size = 0;
   ShapeSet(in_shape0, &in_shape0_size, x1->shape_, x1->shape_size_);
-  int in_shape1[MAX_SHAPE_SIZE];
+  int in_shape1[MAX_SHAPE_SIZE] = {0};
   size_t in_shape1_size = 0;
   ShapeSet(in_shape1, &in_shape1_size, x2->shape_, x2->shape_size_);
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   ShapeSet(out_shape, &out_shape_size, dy->shape_, dy->shape_size_);
 
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_infer.c
index 74f6ae4eec..7a1050ac41 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/arithmetic_infer.c
@@ -17,6 +17,40 @@
 #include "nnacl/infer/arithmetic_infer.h"
 #include "nnacl/infer/infer_register.h"
 
+void UpdateInputShape(const int input_shape0_size, const int input_shape1_size, int *ndim, const int *input_shape0,
+                      const int *input_shape1, int *in_shape0, int *in_shape1) {
+  if (input_shape0_size < input_shape1_size) {
+    *ndim = input_shape1_size;
+    int fill_dim_num = input_shape1_size - input_shape0_size;
+    int j = 0;
+    for (size_t i = 0; i < input_shape1_size; i++) {
+      if (i < fill_dim_num) {
+        in_shape0[i] = 1;
+      } else {
+        in_shape0[i] = input_shape0[j++];
+      }
+      in_shape1[i] = input_shape1[i];
+    }
+  } else if (input_shape0_size > input_shape1_size) {
+    *ndim = input_shape0_size;
+    int fill_dim_num = input_shape0_size - input_shape1_size;
+    int j = 0;
+    for (size_t i = 0; i < input_shape0_size; i++) {
+      if (i < fill_dim_num) {
+        in_shape1[i] = 1;
+      } else {
+        in_shape1[i] = input_shape1[j++];
+      }
+      in_shape0[i] = input_shape0[i];
+    }
+  } else {
+    for (size_t i = 0; i < input_shape0_size; i++) {
+      in_shape1[i] = input_shape1[i];
+      in_shape0[i] = input_shape0[i];
+    }
+  }
+}
+
 int ArithmeticInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **outputs, size_t outputs_size,
                          OpParameter *parameter) {
 #ifdef Debug
@@ -46,75 +80,48 @@ int ArithmeticInferShape(const TensorC *const *inputs, size_t inputs_size, Tenso
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  if (input_shape0_size > 10 || input_shape1_size > 10) {
+  if (input_shape0_size >= MAX_SHAPE_SIZE || input_shape1_size >= MAX_SHAPE_SIZE) {
     return NNACL_ERR;
   }
-  int in_shape0_[10];
-  int in_shape1_[10];
-  int out_shape_[10];
+  int in_shape0[10];
+  int in_shape1[10];
+  int out_shape[10];
+  int ndim = input_shape0_size;
+  UpdateInputShape(input_shape0_size, input_shape1_size, &ndim, input_shape0, input_shape1, in_shape0, in_shape1);
 
-  int ndim_ = input_shape0_size;
-  if (input_shape0_size < input_shape1_size) {
-    ndim_ = input_shape1_size;
-    int fill_dim_num = input_shape1_size - input_shape0_size;
-    int j = 0;
-    for (size_t i = 0; i < input_shape1_size; i++) {
-      if (i < fill_dim_num) {
-        in_shape0_[i] = 1;
-      } else {
-        in_shape0_[i] = input_shape0[j++];
-      }
-      in_shape1_[i] = input_shape1[i];
-    }
-  } else if (input_shape0_size > input_shape1_size) {
-    ndim_ = input_shape0_size;
-    int fill_dim_num = input_shape0_size - input_shape1_size;
-    int j = 0;
-    for (size_t i = 0; i < input_shape0_size; i++) {
-      if (i < fill_dim_num) {
-        in_shape1_[i] = 1;
-      } else {
-        in_shape1_[i] = input_shape1[j++];
-      }
-      in_shape0_[i] = input_shape0[i];
-    }
-  } else {
-    for (size_t i = 0; i < input_shape0_size; i++) {
-      in_shape1_[i] = input_shape1[i];
-      in_shape0_[i] = input_shape0[i];
-    }
-  }
-
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
-  for (int i = 0; i < ndim_; i++) {
-    if (in_shape0_[i] != in_shape1_[i]) {
-      if (in_shape0_[i] == 1) {
-        out_shape_[i] = in_shape1_[i];
-      } else if (in_shape1_[i] == 1) {
-        out_shape_[i] = in_shape0_[i];
+  if (ndim >= MAX_SHAPE_SIZE) {
+    return NNACL_INFER_INVALID;
+  }
+  for (int i = 0; i < ndim; i++) {
+    if (in_shape0[i] != in_shape1[i]) {
+      if (in_shape0[i] == 1) {
+        out_shape[i] = in_shape1[i];
+      } else if (in_shape1[i] == 1) {
+        out_shape[i] = in_shape0[i];
       } else {
         return NNACL_ERR;
       }
       param->broadcasting_ = true;
     } else {
-      out_shape_[i] = in_shape0_[i];
+      out_shape[i] = in_shape0[i];
     }
-    output_shape[output_shape_size] = out_shape_[i];
+    output_shape[output_shape_size] = out_shape[i];
     output_shape_size++;
   }
 
   SetShapeArray(output, output_shape, output_shape_size);
 
-  param->ndim_ = ndim_;
-  memcpy(param->in_shape0_, in_shape0_, ndim_ * sizeof(int));
-  memcpy(param->in_shape1_, in_shape1_, ndim_ * sizeof(int));
-  memcpy(param->out_shape_, out_shape_, ndim_ * sizeof(int));
+  param->ndim_ = ndim;
+  memcpy(param->in_shape0_, in_shape0, ndim * sizeof(int));
+  memcpy(param->in_shape1_, in_shape1, ndim * sizeof(int));
+  memcpy(param->out_shape_, out_shape, ndim * sizeof(int));
 
   param->in_elements_num0_ = 1;
   param->in_elements_num1_ = 1;
   param->out_elements_num_ = 1;
-  for (int i = 0; i < ndim_; i++) {
+  for (int i = 0; i < ndim; i++) {
     param->in_elements_num0_ *= param->in_shape0_[i];
     param->in_elements_num1_ *= param->in_shape1_[i];
     param->out_elements_num_ *= param->out_shape_[i];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/audio_spectrogram_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/audio_spectrogram_infer.c
index 8eaad1aa12..4a72db3f14 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/audio_spectrogram_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/audio_spectrogram_infer.c
@@ -17,14 +17,14 @@
 #include "nnacl/infer/audio_spectrogram_infer.h"
 #include "nnacl/infer/infer_register.h"
 
-int Log2Ceil(uint32_t length) {
+unsigned Log2Ceil(unsigned length) {
   if (length == 0) {
-    return -1;
+    return 0;
   }
   int floor = 0;
   for (int i = 4; i >= 0; --i) {
-    const int shift = (1 << i);
-    uint32_t tmp = length >> shift;
+    const unsigned shift = (1 << i);
+    unsigned tmp = length >> shift;
     if (tmp != 0) {
       length = tmp;
       floor += shift;
@@ -33,8 +33,8 @@ int Log2Ceil(uint32_t length) {
   return length == (length & ~(length - 1)) ? floor : floor + 1;
 }
 
-uint32_t GetFftLength(uint32_t length) {
-  int shift = Log2Ceil(length);
+unsigned GetFftLength(unsigned length) {
+  unsigned shift = Log2Ceil(length);
   return 1 << shift;
 }
 
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/batch_to_space_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/batch_to_space_infer.c
index 36f0261bcd..68689086af 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/batch_to_space_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/batch_to_space_infer.c
@@ -18,7 +18,7 @@
 #include "nnacl/infer/infer_register.h"
 
 int SetOutputShapeFromParam(const TensorC *const *inputs, TensorC **outputs, OpParameter *parameter) {
-  int input_shape[MAX_SHAPE_SIZE];
+  int input_shape[MAX_SHAPE_SIZE] = {0};
   size_t input_shape_size = 0;
   ShapeSet(input_shape, &input_shape_size, inputs[0]->shape_, inputs[0]->shape_size_);
 
@@ -60,7 +60,7 @@ int SetOutputShapeFromParam(const TensorC *const *inputs, TensorC **outputs, OpP
 }
 
 int SetOutputShapeFromInput(const TensorC *const *inputs, TensorC **outputs) {
-  int input_shape[MAX_SHAPE_SIZE];
+  int input_shape[MAX_SHAPE_SIZE] = {0};
   size_t input_shape_size = 0;
   ShapeSet(input_shape, &input_shape_size, inputs[0]->shape_, inputs[0]->shape_size_);
   if (input_shape_size != 4) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.c
index 59a55006be..92f2711fab 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.c
@@ -61,7 +61,7 @@ int TensorListMergeShape(int *element_shape, size_t *element_shape_size, const i
   return NNACL_OK;
 }
 
-bool TensorListIsFullyDefined(int *shape, size_t shape_size) {
+bool TensorListIsFullyDefined(const int *shape, size_t shape_size) {
   for (size_t i = 0; i < shape_size; ++i) {
     if (shape[i] < 0) {
       return false;
@@ -145,7 +145,7 @@ int SetShapeTensor(TensorC *dst, const TensorC *src) {
   return NNACL_OK;
 }
 
-int SetShapeArray(TensorC *dst, int *src, size_t src_size) {
+int SetShapeArray(TensorC *dst, const int *src, size_t src_size) {
   for (size_t i = 0; i < src_size; i++) {
     dst->shape_[i] = src[i];
   }
@@ -359,7 +359,7 @@ int FftInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **ou
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  int input_shape[MAX_SHAPE_SIZE];
+  int input_shape[MAX_SHAPE_SIZE] = {0};
   size_t input_shape_size = 0;
   ShapeSet(input_shape, &input_shape_size, input->shape_, input->shape_size_);
   input_shape_size--;
@@ -381,23 +381,30 @@ int VectorCInit(VectorC *vc, size_t per_malloc_size) {
   return NNACL_OK;
 }
 
-void VectorCSet(VectorC *vc, const int *src_shape, size_t src_shape_size) {
+int VectorCSet(VectorC *vc, const int *src_shape, size_t src_shape_size) {
   if (src_shape_size == 0) {
     vc->size_ = 0;
   } else {
     free(vc->data_);
     vc->max_size_ = (src_shape_size / vc->per_malloc_size_ + 1) * vc->per_malloc_size_;
     vc->data_ = (int *)malloc(sizeof(int) * vc->max_size_);
+    if (vc->data_ == NULL) {
+      return NNACL_ERR;
+    }
     for (size_t i = 0; i < src_shape_size; i++) {
       vc->data_[i] = src_shape[i];
     }
     vc->size_ = src_shape_size;
   }
+  return NNACL_OK;
 }
 
-void VectorCPush(VectorC *vc, int value) {
+int VectorCPush(VectorC *vc, int value) {
   if (vc->size_ + 1 > vc->max_size_) {
     int *tmp = (int *)malloc(vc->per_malloc_size_ * sizeof(int) + vc->max_size_ * sizeof(int));
+    if (tmp == NULL) {
+      return NNACL_ERR;
+    }
     memcpy(tmp, vc->data_, vc->size_ * sizeof(int));
     free(vc->data_);
     vc->data_ = tmp;
@@ -405,6 +412,7 @@ void VectorCPush(VectorC *vc, int value) {
   }
   vc->data_[vc->size_] = value;
   vc->size_++;
+  return NNACL_OK;
 }
 
 void VectorCInsert(VectorC *vc, int index, int value) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.h b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.h
index 5a024f43b0..2d4c1fab1f 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.h
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/common_infer.h
@@ -157,7 +157,7 @@ typedef struct VectorC {
 
 int MallocTensorListData(TensorListC *tensor_list, TypeIdC dtype, vvector *tensor_shape);
 int TensorListMergeShape(int *element_shape, size_t *element_shape_size, const int *tmp, size_t tmp_size);
-bool TensorListIsFullyDefined(int *shape, size_t shape_size);
+bool TensorListIsFullyDefined(const int *shape, size_t shape_size);
 
 int GetBatch(const TensorC *tensor);
 int GetHeight(const TensorC *tensor);
@@ -180,7 +180,7 @@ int CheckAugmentNullOutputSize(const TensorC *const *inputs, size_t inputs_size,
 void SetDataTypeFormat(TensorC *dst, const TensorC *src);
 
 int SetShapeTensor(TensorC *dst, const TensorC *src);
-int SetShapeArray(TensorC *dst, int *src, size_t src_size);
+int SetShapeArray(TensorC *dst, const int *src, size_t src_size);
 int ShapeSet(int *dst_shape, size_t *dst_shape_size, const int *src_shape, size_t src_shape_size);
 int ShapePush(int *shape, size_t *shape_size, int value);
 int ShapeInsert(int *shape, size_t *shape_size, int index, int value);
@@ -198,8 +198,8 @@ int FftInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **ou
                   OpParameter *parameter);
 
 int VectorCInit(VectorC *vc, size_t per_malloc_size);
-void VectorCSet(VectorC *vc, const int *src_shape, size_t src_shape_size);
-void VectorCPush(VectorC *vc, int value);
+int VectorCSet(VectorC *vc, const int *src_shape, size_t src_shape_size);
+int VectorCPush(VectorC *vc, int value);
 void VectorCInsert(VectorC *vc, int index, int value);
 void VectorCErase(VectorC *vc, int index);
 bool VectorCEqual(VectorC *vc1, VectorC *vc2);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/concat_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/concat_infer.c
index 4729a0aa87..1c17b1fc25 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/concat_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/concat_infer.c
@@ -41,13 +41,13 @@ int ConcatInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC *
   if (axis < 0 || axis >= input0_shape_size) {
     return NNACL_ERR;
   }
-  int input0_shape_without_axis[MAX_SHAPE_SIZE];
+  int input0_shape_without_axis[MAX_SHAPE_SIZE] = {0};
   size_t input0_shape_without_axis_size = 0;
   ShapeSet(input0_shape_without_axis, &input0_shape_without_axis_size, input0_shape, input0_shape_size);
   ShapeErase(input0_shape_without_axis, &input0_shape_without_axis_size, axis);
   int output_axis_dim = input0_shape[axis];
   for (size_t i = 1; i < inputs_size; ++i) {
-    int shape_tmp[MAX_SHAPE_SIZE];
+    int shape_tmp[MAX_SHAPE_SIZE] = {0};
     size_t shape_tmp_size = 0;
     ShapeSet(shape_tmp, &shape_tmp_size, inputs[i]->shape_, inputs[i]->shape_size_);
     if (shape_tmp_size != input0_shape_size) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/crop_and_resize_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/crop_and_resize_infer.c
index 5b4f39c590..279e7c4650 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/crop_and_resize_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/crop_and_resize_infer.c
@@ -37,7 +37,7 @@ int CropAndResizeInferShape(const TensorC *const *inputs, size_t inputs_size, Te
     return NNACL_INFER_INVALID;
   }
 
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   if (inputs[1]->data_ != NULL) {
     const TensorC *boxes_tensor = inputs[1];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/dedepthwise_conv2d_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/dedepthwise_conv2d_infer.c
index eaef11caf4..20ac637687 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/dedepthwise_conv2d_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/dedepthwise_conv2d_infer.c
@@ -15,7 +15,6 @@
  */
 
 #include "nnacl/infer/dedepthwise_conv2d_infer.h"
-#include "nnacl/infer/infer_register.h"
 
 int DeDepthwiseConv2DInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **outputs,
                                 size_t outputs_size, OpParameter *parameter) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depth_to_space_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depth_to_space_infer.c
index 65a1105c78..ba276f0b6b 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depth_to_space_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depth_to_space_infer.c
@@ -35,7 +35,7 @@ int DepthToSpaceInferShape(const TensorC *const *inputs, size_t inputs_size, Ten
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  int input_shape[MAX_SHAPE_SIZE];
+  int input_shape[MAX_SHAPE_SIZE] = {0};
   size_t input_shape_size = 0;
   ShapeSet(input_shape, &input_shape_size, input->shape_, input->shape_size_);
   if (input_shape_size != 4) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depthwise_conv2d_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depthwise_conv2d_infer.c
index 866524d127..7ae3aeb564 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depthwise_conv2d_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/depthwise_conv2d_infer.c
@@ -15,7 +15,6 @@
  */
 
 #include "nnacl/infer/depthwise_conv2d_infer.h"
-#include "nnacl/infer/infer_register.h"
 
 int DepthwiseConv2dInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **outputs, size_t outputs_size,
                               OpParameter *parameter) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/embedding_lookup_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/embedding_lookup_infer.c
index e838b84ec2..21c872b792 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/embedding_lookup_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/embedding_lookup_infer.c
@@ -37,18 +37,18 @@ int EmbeddingLookupInferShape(const TensorC *const *inputs, size_t inputs_size,
     return NNACL_INFER_INVALID;
   }
 
-  int embedding_shape[MAX_SHAPE_SIZE];
+  int embedding_shape[MAX_SHAPE_SIZE] = {0};
   size_t embedding_shape_size = 0;
   ShapeSet(embedding_shape, &embedding_shape_size, params_->shape_, params_->shape_size_);
   ShapeErase(embedding_shape, &embedding_shape_size, 0);
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   ShapeSet(output_shape, &output_shape_size, ids->shape_, ids->shape_size_);
   for (size_t i = 0; i < embedding_shape_size; ++i) {
     ShapePush(output_shape, &output_shape_size, embedding_shape[i]);
   }
   for (size_t i = 1; i < inputs_size - 1; ++i) {
-    int embedding_shape_t[MAX_SHAPE_SIZE];
+    int embedding_shape_t[MAX_SHAPE_SIZE] = {0};
     size_t embedding_shape_t_size = 0;
     ShapeSet(embedding_shape_t, &embedding_shape_t_size, inputs[i]->shape_, inputs[i]->shape_size_);
     ShapeErase(embedding_shape_t, &embedding_shape_t_size, 0);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/fill_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/fill_infer.c
index 0a357b34eb..e0fd92ea1c 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/fill_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/fill_infer.c
@@ -41,7 +41,7 @@ int FillInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **o
   if (num_dims != 0 && dst_shape == NULL) {
     return NNACL_INFER_INVALID;
   }
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   for (size_t i = 0; i < num_dims; i++) {
     ShapePush(output_shape, &output_shape_size, dst_shape[i]);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/flatten_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/flatten_infer.c
index d1de665d96..f0d77a120a 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/flatten_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/flatten_infer.c
@@ -34,7 +34,7 @@ int FlattenInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC
     return NNACL_INFER_INVALID;
   }
 
-  int input_shape[MAX_SHAPE_SIZE];
+  int input_shape[MAX_SHAPE_SIZE] = {0};
   size_t input_shape_size = 0;
   ShapeSet(input_shape, &input_shape_size, input->shape_, input->shape_size_);
   int output_shape[2];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_infer.c
index 78c025cc86..e8be381ff7 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_infer.c
@@ -41,14 +41,14 @@ int GatherInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC *
   size_t indices_shape_size = 0;
   ShapeSet(indices_shape, &indices_shape_size, indices->shape_, indices->shape_size_);
   int indices_rank = indices_shape_size;
-  int in_shape[MAX_SHAPE_SIZE];
+  int in_shape[MAX_SHAPE_SIZE] = {0};
   size_t in_shape_size = 0;
   ShapeSet(in_shape, &in_shape_size, input->shape_, input->shape_size_);
   int in_rank = in_shape_size;
   if (in_rank < axis + 1) {
     return NNACL_ERR;
   }
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   ShapeSet(out_shape, &out_shape_size, in_shape, in_shape_size);
   ShapeErase(out_shape, &out_shape_size, axis);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_nd_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_nd_infer.c
index 9811cc5314..821ea878c3 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_nd_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/gather_nd_infer.c
@@ -40,7 +40,7 @@ int GatherNdInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC
     return NNACL_OK;
   }
   int i = 0;
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   for (i = 0; i < indices_rank - 1; ++i) {
     ShapePush(out_shape, &out_shape_size, indices->shape_[i]);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/group_conv2d_grad_input_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/group_conv2d_grad_input_infer.c
index 007ceaaf79..012eb49808 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/group_conv2d_grad_input_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/group_conv2d_grad_input_infer.c
@@ -15,7 +15,6 @@
  */
 
 #include "nnacl/infer/group_conv2d_grad_input_infer.h"
-#include "nnacl/infer/infer_register.h"
 
 int GroupConv2dGradInputInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **outputs,
                                    size_t outputs_size, OpParameter *parameter) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/lsh_projection_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/lsh_projection_infer.c
index e2dea5ad31..0ba800f230 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/lsh_projection_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/lsh_projection_infer.c
@@ -34,7 +34,7 @@ int LshProjectionInferShape(const TensorC *const *inputs, size_t inputs_size, Te
   out_tensor->data_type_ = kNumberTypeInt32;
   out_tensor->format_ = Format_NHWC;
 
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   LshProjectionParameter *param = (LshProjectionParameter *)parameter;
   switch (param->lsh_type_) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/matmul_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/matmul_infer.c
index fff6ff5577..66d6f9773d 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/matmul_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/matmul_infer.c
@@ -36,10 +36,10 @@ int MatmulInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC *
     return NNACL_INFER_INVALID;
   }
 
-  int a_shape[MAX_SHAPE_SIZE];
+  int a_shape[MAX_SHAPE_SIZE] = {0};
   size_t a_shape_size = 0;
   ShapeSet(a_shape, &a_shape_size, input0->shape_, input0->shape_size_);
-  int b_shape[MAX_SHAPE_SIZE];
+  int b_shape[MAX_SHAPE_SIZE] = {0};
   size_t b_shape_size = 0;
   ShapeSet(b_shape, &b_shape_size, input1->shape_, input1->shape_size_);
 
@@ -67,9 +67,15 @@ int MatmulInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC *
   }
 
   if (param->a_transpose_) {
+    if (a_shape_size < 2) {
+      return NNACL_ERR;
+    }
     iswap(&a_shape[a_shape_size - 1], &a_shape[a_shape_size - 2]);
   }
   if (param->b_transpose_) {
+    if (b_shape_size < 2) {
+      return NNACL_ERR;
+    }
     iswap(&b_shape[b_shape_size - 1], &b_shape[b_shape_size - 2]);
   }
   int c_shape[MAX_SHAPE_SIZE];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/mean_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/mean_infer.c
index 6ad78f3fb2..906437eb83 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/mean_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/mean_infer.c
@@ -15,7 +15,6 @@
  */
 
 #include "nnacl/infer/mean_infer.h"
-#include "nnacl/infer/infer_register.h"
 
 int MeanInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **outputs, size_t outputs_size,
                    OpParameter *parameter) {
@@ -34,7 +33,7 @@ int MeanInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **o
   }
   ReduceParameter *param = (ReduceParameter *)parameter;
   bool keep_dims = (bool)(param->keep_dims_);
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   int *axes = param->axes_;
   int num_axes = param->num_axes_;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/pad_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/pad_infer.c
index 97651cb714..da55234393 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/pad_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/pad_infer.c
@@ -47,7 +47,7 @@ int PadInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **ou
     param->paddings_[i] = ((int *)paddings->data_)[i];
   }
 
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   if (input->shape_size_ > 4) {
     return NNACL_INPUT_TENSOR_ERROR;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/random_standard_normal_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/random_standard_normal_infer.c
index 584621087e..ae8640ac41 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/random_standard_normal_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/random_standard_normal_infer.c
@@ -36,7 +36,7 @@ int RandomStandardNormalInferShape(const TensorC *const *inputs, size_t inputs_s
     return NNACL_INFER_INVALID;
   }
   int input_num = GetElementNum(inputs[0]);
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   for (int i = 0; i < input_num; i++) {
     ShapePush(output_shape, &output_shape_size, input_data[i]);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reduce_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reduce_infer.c
index 9b2eeb1d67..b5e28ae5a1 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reduce_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reduce_infer.c
@@ -28,7 +28,7 @@ int ReduceOnAllAxes(const TensorC *input, TensorC *output, int *out_shape, size_
   return NNACL_OK;
 }
 
-int ReduceOnSelectedAxes(const TensorC *input, size_t num_axes, int *actual_axes, TensorC *output, int *out_shape,
+int ReduceOnSelectedAxes(const TensorC *input, size_t num_axes, const int *actual_axes, TensorC *output, int *out_shape,
                          size_t out_shape_size, bool keep_dims) {
   for (size_t i = 0; i < input->shape_size_; i++) {
     bool reduce_axis = false;
@@ -67,7 +67,7 @@ int ReduceInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC *
     return NNACL_INFER_INVALID;
   }
   bool keep_dims = param->keep_dims_;
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   const size_t out_shape_size = 0;
   // get axes from input tensor
   const TensorC *axes_input = inputs[1];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reshape_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reshape_infer.c
index 5f0d8c938f..039620f3ed 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reshape_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/reshape_infer.c
@@ -17,7 +17,7 @@
 #include "nnacl/infer/reshape_infer.h"
 #include "nnacl/infer/infer_register.h"
 
-void CalShape(int *data, const TensorC *const *inputs, int *out_shape, size_t *out_shape_size, int shape_size) {
+void CalShape(const int *data, const TensorC *const *inputs, int *out_shape, size_t *out_shape_size, int shape_size) {
   int input_count = GetElementNum(inputs[0]);
   int index = 0;
   int size = 1;
@@ -68,6 +68,9 @@ int CalNewShape(const TensorC *in_tensor, int *out_shape, size_t out_shape_size)
     return NNACL_ERR;
   }
   if (infer_index != -1) {
+    if (out_shape_size_new == 0) {
+      return NNACL_ERR;
+    }
     out_shape[infer_index] = in_shape_size / out_shape_size_new;
   }
   return NNACL_OK;
@@ -118,6 +121,9 @@ int CalShapeByType(const TensorC *const *inputs, size_t shape_size, int *out_sha
     case kNumberTypeUInt32: {
       uint32_t *data = (uint32_t *)(shape_tensor->data_);
       int *data_int = (int *)malloc(sizeof(int) * shape_size);
+      if (data_int == NULL) {
+        return NNACL_ERR;
+      }
       for (size_t i = 0; i < shape_size; i++) {
         data_int[i] = data[i];
       }
@@ -147,7 +153,7 @@ int ReshapeInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC
     return NNACL_INFER_INVALID;
   }
 
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   if (inputs_size == 2) {
     const TensorC *shape_tensor = inputs[1];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_grad_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_grad_infer.c
index 08b1243a8b..b9b1254dd2 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_grad_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_grad_infer.c
@@ -39,7 +39,7 @@ int ResizeGradInferShape(const TensorC *const *inputs, size_t inputs_size, Tenso
   if (input_1->shape_size_ == 4) {
     ShapeSet(output->shape_, &output->shape_size_, input_1->shape_, input_1->shape_size_);
   } else if (input_1->shape_size_ == 1 && input_1->shape_[0] == 2 && input_1->data_type_ == kNumberTypeInt32) {
-    int output_shape[MAX_SHAPE_SIZE];
+    int output_shape[MAX_SHAPE_SIZE] = {0};
     size_t output_shape_size = 0;
     int32_t *data = (int32_t *)(input_1->data_);
 
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_infer.c
index 562c9137e9..4a53d353bd 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/resize_infer.c
@@ -127,7 +127,7 @@ int ResizeInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC *
     return NNACL_INFER_INVALID;
   }
 
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   ShapePush(output_shape, &output_shape_size, GetBatch(input));
   int ret = CalculateNewHeightAndWidth(inputs, inputs_size, param);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/rfft_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/rfft_infer.c
index 695f8d8470..288c85eefb 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/rfft_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/rfft_infer.c
@@ -35,6 +35,9 @@ int RfftInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **o
   }
   ShapeSet(output->shape_, &(output->shape_size_), input->shape_, input->shape_size_);
   RfftParameter *param = (RfftParameter *)parameter;
+  if (input->shape_size_ < 1) {
+    return NNACL_ERR;
+  }
   output->shape_[input->shape_size_ - 1] = param->fft_length_ / 2 + 1;
   ShapePush(output->shape_, &(output->shape_size_), 2);
   return NNACL_OK;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/sparse_to_dense_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/sparse_to_dense_infer.c
index 9c74075ca1..65ec900a99 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/sparse_to_dense_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/sparse_to_dense_infer.c
@@ -34,7 +34,7 @@ int SparseToDenseInferShape(const TensorC *const *inputs, size_t inputs_size, Te
     return NNACL_INFER_INVALID;
   }
   int *input1_data = (int *)(input1->data_);
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   for (int i = 0; i < GetElementNum(input1); i++) {
     ShapePush(output_shape, &output_shape_size, input1_data[i]);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/squeeze_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/squeeze_infer.c
index 766e90d2b8..c8fc6ac18a 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/squeeze_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/squeeze_infer.c
@@ -32,7 +32,7 @@ int SqueezeInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
 
   for (size_t i = 0; i < param->axis_size_; i++) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/stack_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/stack_infer.c
index 3bebcd5b0e..a5d8303bab 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/stack_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/stack_infer.c
@@ -31,7 +31,7 @@ int StackInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  int32_t output_shape[MAX_SHAPE_SIZE];
+  int32_t output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   ShapeSet(output_shape, &output_shape_size, input->shape_, input->shape_size_);
   int axis = param->axis_ < 0 ? param->axis_ + input->shape_size_ + 1 : param->axis_;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_grad_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_grad_infer.c
index 2f1501deb2..096e73e5ba 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_grad_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_grad_infer.c
@@ -39,16 +39,16 @@ int StridedSliceGradInferShape(const TensorC *const *inputs, size_t inputs_size,
   SetDataTypeFormat(outputs[0], input);
   bool inferflag = parameter->infer_flag_;
 
-  int in_shape_[MAX_SHAPE_SIZE];
+  int in_shape_[MAX_SHAPE_SIZE] = {0};
   size_t in_shape_size = 0;
   if (inferflag) {
     ShapeSet(in_shape_, &in_shape_size, input->shape_, input->shape_size_);
   }
-  int begins_[MAX_SHAPE_SIZE];
+  int begins_[MAX_SHAPE_SIZE] = {0};
   size_t begins_size = 0;
-  int ends_[MAX_SHAPE_SIZE];
+  int ends_[MAX_SHAPE_SIZE] = {0};
   size_t ends_size = 0;
-  int strides_[MAX_SHAPE_SIZE];
+  int strides_[MAX_SHAPE_SIZE] = {0};
   size_t strides_size = 0;
 
   if (!StridedSliceCheckInputs(inputs, inputs_size)) {
@@ -69,17 +69,17 @@ int StridedSliceGradInferShape(const TensorC *const *inputs, size_t inputs_size,
   }
 
   // set all mask to original input shape
-  uint32_t begins_mask_[MAX_SHAPE_SIZE];
-  uint32_t ends_mask_[MAX_SHAPE_SIZE];
-  uint32_t ellipsis_mask_[MAX_SHAPE_SIZE];
-  uint32_t new_axis_mask_[MAX_SHAPE_SIZE];
+  uint32_t begins_mask_[MAX_SHAPE_SIZE] = {0};
+  uint32_t ends_mask_[MAX_SHAPE_SIZE] = {0};
+  uint32_t ellipsis_mask_[MAX_SHAPE_SIZE] = {0};
+  uint32_t new_axis_mask_[MAX_SHAPE_SIZE] = {0};
 
   StridedSliceParameter *param = (StridedSliceParameter *)parameter;
   for (size_t i = 0; i < ndim_; i++) {
-    begins_mask_[i] = (bool)(param->begins_mask_) & (1 << i);
-    ends_mask_[i] = (bool)(param->ends_mask_) & (1 << i);
-    ellipsis_mask_[i] = (bool)(param->ellipsisMask_) & (1 << i);
-    new_axis_mask_[i] = (bool)(param->newAxisMask_) & (1 << i);
+    begins_mask_[i] = (unsigned)(param->begins_mask_) & (1 << i);
+    ends_mask_[i] = (unsigned)(param->ends_mask_) & (1 << i);
+    ellipsis_mask_[i] = (unsigned)(param->ellipsisMask_) & (1 << i);
+    new_axis_mask_[i] = (unsigned)(param->newAxisMask_) & (1 << i);
   }
   param->num_axes_ = in_shape_size;
   param->in_shape_length_ = in_shape_size;
@@ -133,7 +133,7 @@ int StridedSliceGradInferShape(const TensorC *const *inputs, size_t inputs_size,
   }
 
   size_t output_size = inputs[1]->shape_[0];
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   if (inputs[1]->data_ == NULL) {
     return NNACL_ERR;
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_infer.c
index a118b3abc5..a067336c23 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/strided_slice_infer.c
@@ -94,9 +94,6 @@ int HandleAxesInputExist(const TensorC *const *inputs, int *ndim, int *in_shape,
       return NNACL_ERR;
     }
     stride_data = (int *)(stride_tensor->data_);
-    if (stride_data == NULL) {
-      return NNACL_ERR;
-    }
   }
 
   int axes[MAX_SHAPE_SIZE];
@@ -138,6 +135,9 @@ int HandleAxesInputExist(const TensorC *const *inputs, int *ndim, int *in_shape,
       // begins or ends exceed limit will be set to limit
       begins[i] = imax(imin(begin_data[axis], input_tensor->shape_[i] - 1), -input_tensor->shape_[i]);
       ends[i] = imax(imin(end_data[axis], input_tensor->shape_[i]), -input_tensor->shape_[i] - 1);
+      if (stride_data == NULL) {
+        return NNACL_ERR;
+      }
       strides[i] = stride_data[axis];
     } else {
       begins[i] = 0;
@@ -164,12 +164,12 @@ int StrideSlicePreCheck(const TensorC *const *inputs, size_t inputs_size, Tensor
 }
 
 void Bit2Vector(StridedSliceTransferBuffer *transfer_buffer, StridedSliceParameter *param) {
-  for (int i = 0; i < transfer_buffer->ndim_; i++) {
-    transfer_buffer->begins_mask_[i] = (uint32_t)(param->begins_mask_) & (1 << i);
-    transfer_buffer->ends_mask_[i] = (uint32_t)(param->ends_mask_) & (1 << i);
-    transfer_buffer->ellipsis_mask_[i] = (uint32_t)(param->ellipsisMask_) & (1 << i);
-    transfer_buffer->new_axis_mask_[i] = (uint32_t)(param->newAxisMask_) & (1 << i);
-    transfer_buffer->shrink_axis_mask_[i] = (uint32_t)(param->shrinkAxisMask_) & (1 << i);
+  for (unsigned i = 0; i < (unsigned)transfer_buffer->ndim_; i++) {
+    transfer_buffer->begins_mask_[i] = (unsigned)(param->begins_mask_) & (1 << i);
+    transfer_buffer->ends_mask_[i] = (unsigned)(param->ends_mask_) & (1 << i);
+    transfer_buffer->ellipsis_mask_[i] = (unsigned)(param->ellipsisMask_) & (1 << i);
+    transfer_buffer->new_axis_mask_[i] = (unsigned)(param->newAxisMask_) & (1 << i);
+    transfer_buffer->shrink_axis_mask_[i] = (unsigned)(param->shrinkAxisMask_) & (1 << i);
   }
 }
 
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_getitem_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_getitem_infer.c
index e54de2aef7..e0ce890ff6 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_getitem_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_getitem_infer.c
@@ -63,7 +63,7 @@ int TensorListGetItemInferShape(const TensorC *const *inputs, size_t inputs_size
       return NNACL_NULL_PTR;
     }
     int *ele_shape_data = (int *)(input2->data_);
-    int element_shape[MAX_SHAPE_SIZE];
+    int element_shape[MAX_SHAPE_SIZE] = {0};
     size_t element_shape_size = 0;
     for (int i = 0; i < GetElementNum(input2); ++i) {
       ShapePush(element_shape, &element_shape_size, ele_shape_data[i]);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_stack_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_stack_infer.c
index 3402dd1f1d..c64936525a 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_stack_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/tensorlist_stack_infer.c
@@ -40,7 +40,7 @@ int TensorListStackInferShape(const TensorC *const *inputs, size_t inputs_size,
     return NNACL_NULL_PTR;
   }
   int *ele_shape_ptr = (int *)(ele_shape->data_);
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   for (int i = 0; i < GetElementNum(ele_shape); ++i) {
     ShapePush(output_shape, &output_shape_size, ele_shape_ptr[i]);
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/transpose_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/transpose_infer.c
index 24e974a36d..13f1ec740e 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/transpose_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/transpose_infer.c
@@ -52,12 +52,12 @@ int TransposeInferShape(const TensorC *const *inputs, size_t inputs_size, Tensor
   if (perms_num != 0 && perm_data == NULL) {
     return NNACL_INFER_INVALID;
   }
-  int perm[MAX_SHAPE_SIZE];
+  int perm[MAX_SHAPE_SIZE] = {0};
   size_t perm_size = 0;
   for (size_t i = 0; i < perms_num; i++) {
     ShapePush(perm, &perm_size, perm_data[i]);
   }
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   if (input->shape_size_ != 4 && perms_num == 4) {
     for (size_t i = 0; i < input->shape_size_; ++i) {
       out_shape[i] = input->shape_[i];
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsorted_segment_sum_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsorted_segment_sum_infer.c
index 55f218d54a..e75483f8c2 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsorted_segment_sum_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsorted_segment_sum_infer.c
@@ -30,7 +30,7 @@ int UnsortedSegmentSumInferShape(const TensorC *const *inputs, size_t inputs_siz
   const TensorC *x = inputs[0];
   const TensorC *segment_id = inputs[1];
   int num_segments = *(int *)(inputs[2]->data_);
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   ShapePush(output_shape, &output_shape_size, num_segments);
   for (int index = segment_id->shape_size_; index < (int)(x->shape_size_); index++) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsqueeze_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsqueeze_infer.c
index 428b856e27..2ba99f9d38 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsqueeze_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unsqueeze_infer.c
@@ -37,7 +37,7 @@ int UnsqueezeInferShape(const TensorC *const *inputs, size_t inputs_size, Tensor
   UnSqueezeParameter *param = (UnSqueezeParameter *)parameter;
   int in_rank = input->shape_size_;
   int dim_rank = param->num_dim_;
-  int out_shape[MAX_SHAPE_SIZE];
+  int out_shape[MAX_SHAPE_SIZE] = {0};
   size_t out_shape_size = 0;
   if (dim_rank == 0) {
     for (size_t i = 0; i < input->shape_size_; i++) {
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unstack_infer.c b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unstack_infer.c
index bad2cb768a..c947be6372 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unstack_infer.c
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/nnacl/infer/unstack_infer.c
@@ -39,7 +39,7 @@ int UnstackInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-  int output_shape[MAX_SHAPE_SIZE];
+  int output_shape[MAX_SHAPE_SIZE] = {0};
   size_t output_shape_size = 0;
   for (size_t i = 0; i < input->shape_size_; ++i) {
     if (i != axis) {