Fixes Coverity issue #1598400.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavformat/gifdec.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/libavformat/gifdec.c b/libavformat/gifdec.c
index 294007682b..d5f06adc64 100644
--- a/libavformat/gifdec.c
+++ b/libavformat/gifdec.c
@@ -85,7 +85,10 @@ static int gif_probe(const AVProbeData *p)
static int resync(AVIOContext *pb)
{
- ffio_ensure_seekback(pb, 13);
+ int ret = ffio_ensure_seekback(pb, 13);
+ if (ret < 0)
+ return ret;
+
for (int i = 0; i < 6; i++) {
int b = avio_r8(pb);
if (b != gif87a_sig[i] && b != gif89a_sig[i])
--
2.40.1
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