w9968cf, remove bad usage of ERESTARTSYS
down_read_trylock can't be interrupted and so ERESTARTSYS would reach
userspace, which is not permitted. Change it to EAGAIN
Signed-off-by: Jiri Slaby <[email protected]>
---
commit db38c559d37219c32b179ae005ca7e489336ec94
tree f2d606165e6ef2daa6e1a2860f87521222eeecd2
parent 6e42c2183befe136d85e6a8708ee4eabc543774b
author Jiri Slaby <[email protected]> Mon, 08 Oct 2007 14:14:03 +0200
committer Jiri Slaby <[email protected]> Mon, 08 Oct 2007 14:14:03 +0200
drivers/media/video/w9968cf.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/media/video/w9968cf.c b/drivers/media/video/w9968cf.c
index 77599f2..5a1b5f5 100644
--- a/drivers/media/video/w9968cf.c
+++ b/drivers/media/video/w9968cf.c
@@ -2679,7 +2679,7 @@ static int w9968cf_open(struct inode* inode, struct file* filp)
/* This the only safe way to prevent race conditions with disconnect */
if (!down_read_trylock(&w9968cf_disconnect))
- return -ERESTARTSYS;
+ return -EAGAIN;
cam = (struct w9968cf_device*)video_get_drvdata(video_devdata(filp));
-
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