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wtv: check seek_by_sector return value
author
Vittorio Giovara
<vittorio.giovara@gmail.com>
Sat, 18 Oct 2014 00:12:19 +0000
(
01:12
+0100)
committer
Vittorio Giovara
<vittorio.giovara@gmail.com>
Mon, 20 Oct 2014 09:38:38 +0000
(10:38 +0100)
CC: libav-stable@libav.org
Bug-Id: CID
1198258
libavformat/wtv.c
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diff --git
a/libavformat/wtv.c
b/libavformat/wtv.c
index
c85f374
..
a3f8c27
100644
(file)
--- 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;