!13878 [MS_LITE] fix issue to r1.2

From: @YeFeng_24
Reviewed-by: @hangangqiang,@zhanghaibo5
Signed-off-by: @hangangqiang

mindspore/lite/nnacl/infer/fill_infer.c

@@ -38,7 +38,9 @@ int FillInferShape(const TensorC *const *inputs, size_t inputs_size, TensorC **o
   if (!parameter->infer_flag_) {
     return NNACL_INFER_INVALID;
   }
-
+  if (num_dims != 0 && dst_shape == NULL) {
+    return NNACL_INFER_INVALID;
+  }
   int output_shape[MAX_SHAPE_SIZE];
   size_t output_shape_size = 0;
   for (size_t i = 0; i < num_dims; i++) {