[nsv] Check return value of avio_seek and avoid modifying state if it fails

13 years ago · e22155ef0e
parent a3f4fc813d
commit e22155ef0e
1 changed files with 3 additions and 1 deletions
--- a/libavformat/nsvdec.c
+++ b/libavformat/nsvdec.c
@ -703,7 +703,9 @@ static int nsv_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
    if(index < 0)
        return -1;

-    avio_seek(s->pb, st->index_entries[index].pos, SEEK_SET);
+    if (avio_seek(s->pb, st->index_entries[index].pos, SEEK_SET) < 0)
+        return -1;
+
    nst->frame_offset = st->index_entries[index].timestamp;
    nsv->state = NSV_UNSYNC;
    return 0;