Fix CID 1456088
Signed-off-by: Zhong Li <zhongli_...@126.com>
---
libavcodec/midivid.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/libavcodec/midivid.c b/libavcodec/midivid.c
index 38465c5..bb5105b 100644
--- a/libavcodec/midivid.c
+++ b/libavcodec/midivid.c
@@ -63,7 +63,7 @@ static int decode_mvdv(MidiVidContext *s, AVCodecContext
*avctx, AVFrame *frame)
if (intra_flag) {
nb_blocks = (avctx->width / 2) * (avctx->height / 2);
} else {
- int skip_linesize;
+ int ret, skip_linesize;
nb_blocks = bytestream2_get_le32(gb);
skip_linesize = avctx->width >> 1;
@@ -73,7 +73,9 @@ static int decode_mvdv(MidiVidContext *s, AVCodecContext
*avctx, AVFrame *frame)
if (bytestream2_get_bytes_left(gb) < mask_size)
return AVERROR_INVALIDDATA;
- init_get_bits8(&mask, mask_start, mask_size);
+ ret = init_get_bits8(&mask, mask_start, mask_size);
+ if (ret < 0)
+ return ret;
bytestream2_skip(gb, mask_size);
skip = s->skip;
--
1.8.3.1
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