diff --git a/libavformat/nsvdec.c b/libavformat/nsvdec.c
index bf03cecc0d..b3bb31fd22 100644
--- 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;