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avresample: Make sure the even check does not overflow

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CC: libav-stable@libav.org
Bug-Id: CID 732225
This commit is contained in:
Luca Barbato 2014-10-15 17:32:57 +01:00 committed by Vittorio Giovara
parent 088eca2816
commit 963f761448
1 changed files with 1 additions and 1 deletions
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libavresample/audio_mix_matrix.c
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@ -60,7 +60,7 @@
static av_always_inline int even(uint64_t layout)
{
return (!layout || (layout & (layout - 1)));
return (!layout || !!(layout & (layout - 1)));
}
static int sane_layout(uint64_t layout)