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Code Issues Releases Activity

avutil/mem: Also poison new av_realloc-allocated blocks

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-04-26 18:34:31 +02:00
parent 4796ec5d4e
commit 8b83a4a885
1 changed files with 8 additions and 2 deletions
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10
libavutil/mem.c
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@ -133,14 +133,20 @@ void *av_malloc(size_t size)
void *av_realloc(void *ptr, size_t size) void *av_realloc(void *ptr, size_t size)
{ {
void *ret;
if (size > max_alloc_size) if (size > max_alloc_size)
return NULL; return NULL;
#if HAVE_ALIGNED_MALLOC #if HAVE_ALIGNED_MALLOC
return _aligned_realloc(ptr, size + !size, ALIGN); ret = _aligned_realloc(ptr, size + !size, ALIGN);
#else #else
return realloc(ptr, size + !size); ret = realloc(ptr, size + !size);
#endif #endif
#if CONFIG_MEMORY_POISONING
if (ret && !ptr)
memset(ret, FF_MEMORY_POISON, size);
#endif
return ret;
} }
void *av_realloc_f(void *ptr, size_t nelem, size_t elsize) void *av_realloc_f(void *ptr, size_t nelem, size_t elsize)