diff --git a/ge/common/formats/format_transfers/format_transfer_fractal_z.cc b/ge/common/formats/format_transfers/format_transfer_fractal_z.cc
index 3c11a6f5..bc71d27d 100644
--- a/ge/common/formats/format_transfers/format_transfer_fractal_z.cc
+++ b/ge/common/formats/format_transfers/format_transfer_fractal_z.cc
@@ -97,7 +97,6 @@ Status TransShapeToFzWithGroups(int64_t n, int64_t c, int64_t h, int64_t w, Data
       Lcm(Lcm(cin_ori, cube_k) / (cin_ori), Lcm(cout_ori, kCubeN) / (cout_ori)),
       groups);
   int64_t cin_opt = Ceil(e_mult * cin_ori, cube_k) * cube_k;
-  int64_t cout_opt = Ceil(e_mult * cout_ori, kCubeN) * kCubeN;
   int64_t c1_dim = cin_opt / cube_k;
   int64_t g_dim = Ceil(groups, e_mult);
   auto n1 = Ceil(n , kCubeN);
@@ -528,7 +527,6 @@ Status FormatTransferFractalZ::TransFormat(const TransArgs &args, TransResult &r
   if (args.src_format == FORMAT_NCHW && args.dst_format == FORMAT_FRACTAL_Z) {
     return TransFormatFromNchwToFz(args, result);
   }
-
   return UNSUPPORTED;
 }