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| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-10-09 22:15:27 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-10-09 22:15:27 -0300 |
| commit | cd5915013429e7f2263a7f53ead5f36f9563300a (patch) | |
| tree | dbcd7317651d2f6e4ee1f061356cac762d57c05a | |
| parent | 109223eb261f2b8932eb472713aee9cfa091b338 (diff) | |
| download | mediapointer-dvb-s2-cd5915013429e7f2263a7f53ead5f36f9563300a.tar.gz mediapointer-dvb-s2-cd5915013429e7f2263a7f53ead5f36f9563300a.tar.bz2 | |
V4L: zc0301, remove bad usage of ERESTARTSYS
From: Jiri Slaby <jirislaby@gmail.com>
zc0301, 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>
| -rw-r--r-- | linux/drivers/media/video/zc0301/zc0301_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/linux/drivers/media/video/zc0301/zc0301_core.c b/linux/drivers/media/video/zc0301/zc0301_core.c index 519fc927c..de6c86be0 100644 --- a/linux/drivers/media/video/zc0301/zc0301_core.c +++ b/linux/drivers/media/video/zc0301/zc0301_core.c @@ -659,7 +659,7 @@ static int zc0301_open(struct inode* inode, struct file* filp) int err = 0; if (!down_read_trylock(&zc0301_dev_lock)) - return -ERESTARTSYS; + return -EAGAIN; cam = video_get_drvdata(video_devdata(filp)); |