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avcodec/hevc: clear filter_slice_edges() on allocation 

This avoids use of uninitialized memory
Fixes: asan_static-oob_17aa046_582_cov_212287884_DBLK_G_VIXS_1.bit
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-12-17 19:42:57 +01:00
parent 7d593495e4
commit 8aa8d12554
1 changed files with 1 additions and 1 deletions
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2
libavcodec/hevc.c
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@ -108,7 +108,7 @@ static int pic_arrays_init(HEVCContext *s, const HEVCSPS *sps)
if (!s->tab_ipm || !s->cbf_luma || !s->is_pcm)
goto fail;
s->filter_slice_edges = av_malloc(ctb_count);
s->filter_slice_edges = av_mallocz(ctb_count);
s->tab_slice_address = av_malloc_array(pic_size_in_ctb,
sizeof(*s->tab_slice_address));
s->qp_y_tab = av_malloc_array(pic_size_in_ctb,