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authorJustin Ruggles <justin.ruggles@gmail.com>2013-01-16 18:10:57 -0500
committerJustin Ruggles <justin.ruggles@gmail.com>2013-03-08 14:52:21 -0500
commit486f0b0cfc800cd38ec06635630539431d296774 (patch)
tree49454c6dcee4ad0f9f7f9f40cfca52d2eaebd22f /libavcodec/png.c
parente984f47873258b600fd88423f40e3cdaad179190 (diff)
png: use av_mallocz_array() for the zlib zalloc function
Fixes valgrind uninitialized memory errors when decoding png. CC:libav-stable@libav.org
Diffstat (limited to 'libavcodec/png.c')
-rw-r--r--libavcodec/png.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/libavcodec/png.c b/libavcodec/png.c
index 70a080e29e..65d696476a 100644
--- a/libavcodec/png.c
+++ b/libavcodec/png.c
@@ -47,9 +47,7 @@ const uint8_t ff_png_pass_mask[NB_PASSES] = {
void *ff_png_zalloc(void *opaque, unsigned int items, unsigned int size)
{
- if(items >= UINT_MAX / size)
- return NULL;
- return av_malloc(items * size);
+ return av_mallocz_array(items, size);
}
void ff_png_zfree(void *opaque, void *ptr)