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| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-10-09 22:03:12 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-10-09 22:03:12 -0300 |
| commit | 109223eb261f2b8932eb472713aee9cfa091b338 (patch) | |
| tree | 387cac2bfe1a998e9bc33cabe0ce2f03481e5be6 /linux/drivers/media | |
| parent | 69bf5646734467d5b19800ed21df458e643b95e1 (diff) | |
| download | mediapointer-dvb-s2-109223eb261f2b8932eb472713aee9cfa091b338.tar.gz mediapointer-dvb-s2-109223eb261f2b8932eb472713aee9cfa091b338.tar.bz2 | |
V4L: w9968cf, remove bad usage of ERESTARTSYS
From: Jiri Slaby <jirislaby@gmail.com>
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 <jirislaby@gmail.com>
Acked-by: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'linux/drivers/media')
| -rw-r--r-- | linux/drivers/media/video/w9968cf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/linux/drivers/media/video/w9968cf.c b/linux/drivers/media/video/w9968cf.c index 606a5e222..96247da94 100644 --- a/linux/drivers/media/video/w9968cf.c +++ b/linux/drivers/media/video/w9968cf.c @@ -2687,7 +2687,7 @@ 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)); |