From 9fbc613f0df1628e7e78bca791fa8833846f8210 Mon Sep 17 00:00:00 2001 From: Vittorio Giovara Date: Sat, 18 Oct 2014 01:12:19 +0100 Subject: [PATCH] wtv: check seek_by_sector return value CC: libav-stable@libav.org Bug-Id: CID 1198258 --- libavformat/wtv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libavformat/wtv.c b/libavformat/wtv.c index c85f374499..a3f8c27388 100644 --- a/libavformat/wtv.c +++ b/libavformat/wtv.c @@ -972,7 +972,9 @@ static int read_header(AVFormatContext *s) avio_skip(s->pb, 4); root_sector = avio_rl32(s->pb); - seek_by_sector(s->pb, root_sector, 0); + ret = seek_by_sector(s->pb, root_sector, 0); + if (ret < 0) + return ret; root_size = avio_read(s->pb, root, root_size); if (root_size < 0) return AVERROR_INVALIDDATA;