From 378a5b9c5f1a8b51dee3b954713d18f330fbb027 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Wed, 17 Oct 2012 20:23:16 +0200
Subject: [PATCH] ffm_write_write_index: check lseek() return code
Fixes CID732185
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
ffserver.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/ffserver.c b/ffserver.c
index f98ee821bb6..bab40a32750 100644
--- a/ffserver.c
+++ b/ffserver.c
@@ -346,7 +346,8 @@ static int ffm_write_write_index(int fd, int64_t pos)
for(i=0;i<8;i++)
buf[i] = (pos >> (56 - i * 8)) & 0xff;
- lseek(fd, 8, SEEK_SET);
+ if (lseek(fd, 8, SEEK_SET) < 0)
+ return AVERROR(EIO);
if (write(fd, buf, 8) != 8)
return AVERROR(EIO);
return 8;
--
GitLab