From f2a4f12cb6c543039f38d17d6e8415ff65738d63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5ns=20Rullg=C3=A5rd?= <mans@mansr.com>
Date: Sat, 13 Feb 2010 16:56:37 +0000
Subject: [PATCH] Do not call lseek() with invalid whence value
Originally committed as revision 21795 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavformat/file.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavformat/file.c b/libavformat/file.c
index d2cb5302d49..9b60a5f1f87 100644
--- a/libavformat/file.c
+++ b/libavformat/file.c
@@ -73,6 +73,8 @@ static int file_write(URLContext *h, unsigned char *buf, int size)
static int64_t file_seek(URLContext *h, int64_t pos, int whence)
{
int fd = (intptr_t) h->priv_data;
+ if (whence != SEEK_SET && whence != SEEK_CUR && whence != SEEK_END)
+ return AVERROR_NOTSUPP;
return lseek(fd, pos, whence);
}
--
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