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Code Issues Releases Activity

avcodec/lagarith: check and propagate return value from init_get_bits8()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-12-30 14:27:04 +01:00
parent afd1245433
commit 61d43a2651
1 changed files with 3 additions and 1 deletions
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4
libavcodec/lagarith.c
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@ -427,6 +427,7 @@ static int lag_decode_arith_plane(LagarithContext *l, uint8_t *dst,
GetBitContext gb; GetBitContext gb;
lag_rac rac; lag_rac rac;
const uint8_t *src_end = src + src_size; const uint8_t *src_end = src + src_size;
int ret;
rac.avctx = l->avctx; rac.avctx = l->avctx;
l->zeros = 0; l->zeros = 0;
@ -444,7 +445,8 @@ static int lag_decode_arith_plane(LagarithContext *l, uint8_t *dst,
offset += 4; offset += 4;
} }
init_get_bits8(&gb, src + offset, src_size - offset); if ((ret = init_get_bits8(&gb, src + offset, src_size - offset)) < 0)
return ret;
if (lag_read_prob_header(&rac, &gb) < 0) if (lag_read_prob_header(&rac, &gb) < 0)
return -1; return -1;