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variance_avx2.c: UBSAN/IOC fix

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BUG=https://bugs.chromium.org/p/webm/issues/detail?id=1222

Change-Id: Ifb3bedf9b4e1b007b21aebaa4beb9ba50424efef
This commit is contained in:
Yaowu Xu 2016-05-31 16:17:42 -07:00
parent f80d8011a0
commit 46ff1072b3
1 changed files with 1 additions and 1 deletions
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vpx_dsp/x86/variance_avx2.c
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@ -45,7 +45,7 @@ unsigned int vpx_variance16x16_avx2(const uint8_t *src, int src_stride,
int sum; int sum;
variance_avx2(src, src_stride, ref, ref_stride, 16, 16, variance_avx2(src, src_stride, ref, ref_stride, 16, 16,
sse, &sum, vpx_get16x16var_avx2, 16); sse, &sum, vpx_get16x16var_avx2, 16);
return *sse - (((unsigned int)sum * sum) >> 8); return *sse - (((uint32_t)((int64_t)sum * sum)) >> 8);
} }
unsigned int vpx_mse16x16_avx2(const uint8_t *src, int src_stride, unsigned int vpx_mse16x16_avx2(const uint8_t *src, int src_stride,