Check mmap() return against correct value

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
unknown author 2011-04-25 01:48:46 +02:00 committed by Michael Niedermayer
parent 03546a9ac8
commit 2671ab3996
1 changed files with 4 additions and 0 deletions

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@ -919,7 +919,11 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
c->chrMmx2FilterCode = av_malloc(c->chrMmx2FilterCodeSize);
#endif
#ifdef MAP_ANONYMOUS
if (c->lumMmx2FilterCode == MAP_FAILED || c->chrMmx2FilterCode == MAP_FAILED)
#else
if (!c->lumMmx2FilterCode || !c->chrMmx2FilterCode)
#endif
return AVERROR(ENOMEM);
FF_ALLOCZ_OR_GOTO(c, c->hLumFilter , (dstW /8+8)*sizeof(int16_t), fail);
FF_ALLOCZ_OR_GOTO(c, c->hChrFilter , (c->chrDstW /4+8)*sizeof(int16_t), fail);