diff --git a/lite/backends/arm/math/pooling.cc b/lite/backends/arm/math/pooling.cc
index f10eaffe10f54b5ce91c788f645516ddd6a08917..55eb37eece0456c3797623137f6eb496df2079ce 100644
--- a/lite/backends/arm/math/pooling.cc
+++ b/lite/backends/arm/math/pooling.cc
@@ -1347,7 +1347,7 @@ void pooling2x2s2p1_max(const float* din,
                 [cnt_num] "+r"(cnt_num)
               : [vzero] "w"(vzero)
               : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v8");
-#else 
+#else
           asm volatile(
               P2x2S2_INIT P2x2S2P1_MAX P2x2S2P0_MAX "2: \n" /* end */
               : [dr0] "+r"(dr0),
diff --git a/lite/utils/cv/image_resize.cc b/lite/utils/cv/image_resize.cc
index 8b1638b5665bf625c1335da760d4df843618b080..1a971bf78b50f149b9d1ce781d943d906ea902e4 100644
--- a/lite/utils/cv/image_resize.cc
+++ b/lite/utils/cv/image_resize.cc
@@ -678,15 +678,9 @@ void resize(const uint8_t* src,
   } else if (srcFormat == NV12 || srcFormat == NV21) {
     nv21_resize(src, dst, srcw, srch, dstw, dsth);
     return;
-    num = 1;
-    int hout = static_cast<int>(0.5 * dsth);
-    dsth += hout;
   } else if (srcFormat == BGR || srcFormat == RGB) {
     bgr_resize(src, dst, srcw, srch, dstw, dsth);
     return;
-    w_in = srcw * 3;
-    w_out = dstw * 3;
-    num = 3;
   } else if (srcFormat == BGRA || srcFormat == RGBA) {
     w_in = srcw * 4;
     w_out = dstw * 4;