avformat/libopenmpt: Check for avio_size() failure

Fixes CID1396850

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bd8201566d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-03-30 22:55:28 +02:00
parent 8ce5038e99
commit a17d258e94

View File

@ -73,7 +73,7 @@ static int read_header_openmpt(AVFormatContext *s)
AVStream *st;
OpenMPTContext *openmpt = s->priv_data;
int64_t size = avio_size(s->pb);
if (!size)
if (size <= 0)
return AVERROR_INVALIDDATA;
char *buf = av_malloc(size);
int ret;