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avcodec/clearvideo: Do not lose the return code of decode_mb()

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Fixes CID1401671

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-03-30 22:12:12 +02:00
parent 2a68d3b1a5
commit fe46d92c15
1 changed files with 5 additions and 2 deletions
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7
libavcodec/clearvideo.c
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@ -281,6 +281,7 @@ static int clv_decode_frame(AVCodecContext *avctx, void *data,
uint32_t frame_type;
int i, j;
int ret;
int mb_ret = 0;
bytestream2_init(&gb, buf, buf_size);
if (avctx->codec_tag == MKTAG('C','L','V','1')) {
@ -312,7 +313,9 @@ static int clv_decode_frame(AVCodecContext *avctx, void *data,
for (j = 0; j < c->mb_height; j++) {
for (i = 0; i < c->mb_width; i++) {
ret |= decode_mb(c, i, j);
ret = decode_mb(c, i, j);
if (ret < 0)
mb_ret = ret;
}
}
} else {
@ -323,7 +326,7 @@ static int clv_decode_frame(AVCodecContext *avctx, void *data,
*got_frame = 1;
return ret < 0 ? ret : buf_size;
return mb_ret < 0 ? mb_ret : buf_size;
}
static av_cold int clv_decode_init(AVCodecContext *avctx)