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Code Issues Releases Activity

vcodec/rv34: use av_mallocz() to allocate tables

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Fixes use of uninitialized memory
Fixes: msan_uninit-mem_7f75e2a55b88_4146_brokenaudio.rmvb
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-12-21 12:52:23 +01:00
parent 55328d5f72
commit ea1e630c47
1 changed files with 3 additions and 3 deletions
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6
libavcodec/rv34.c
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@ -1362,11 +1362,11 @@ static int rv34_decoder_alloc(RV34DecContext *r)
{
r->intra_types_stride = r->s.mb_width * 4 + 4;
r->cbp_chroma = av_malloc(r->s.mb_stride * r->s.mb_height *
r->cbp_chroma = av_mallocz(r->s.mb_stride * r->s.mb_height *
sizeof(*r->cbp_chroma));
r->cbp_luma = av_malloc(r->s.mb_stride * r->s.mb_height *
r->cbp_luma = av_mallocz(r->s.mb_stride * r->s.mb_height *
sizeof(*r->cbp_luma));
r->deblock_coefs = av_malloc(r->s.mb_stride * r->s.mb_height *
r->deblock_coefs = av_mallocz(r->s.mb_stride * r->s.mb_height *
sizeof(*r->deblock_coefs));
r->intra_types_hist = av_malloc(r->intra_types_stride * 4 * 2 *
sizeof(*r->intra_types_hist));