Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
---
libavformat/mpc8.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavformat/mpc8.c b/libavformat/mpc8.c
index 21b8403..606a0cd 100644
--- a/libavformat/mpc8.c
+++ b/libavformat/mpc8.c
@@ -139,6 +139,11 @@ static void mpc8_parse_seektable(AVFormatContext *s,
int64_t off)
int i, t, seekd;
GetBitContext gb;
+ if (s->nb_streams == 0) {
+ av_log(s, AV_LOG_ERROR, "No stream added before parsing seek table\n");
+ return;
+ }
+
avio_seek(s->pb, off, SEEK_SET);
mpc8_get_chunk_header(s->pb, &tag, &size);
if(tag != TAG_SEEKTABLE){
--
1.7.9.4
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