diff options
| author |   Alessandro Zummo <alessandro.zummo@towertech.it> | 2006-05-20 15:00:29 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-21 12:59:21 -0700 |
| commit | b3969e5831adac133b286600e74214e1ae42ec05 (patch) | |
| tree | d708f1be2b626f0f73ab09a7e6a241640a5dd9fc /drivers/rtc/rtc-dev.c | |
| parent | [PATCH] kbuild: fix modpost segfault for 64bit mipsel kernel (diff) | |
| download | linux-dev-b3969e5831adac133b286600e74214e1ae42ec05.tar.xz linux-dev-b3969e5831adac133b286600e74214e1ae42ec05.zip | |
[PATCH] rtc subsystem: use ENOIOCTLCMD and ENOTTY where appropriate
Appropriately use -ENOIOCTLCMD and -ENOTTY when the ioctl is not
implemented by a driver.
(akpm: we're not allowed to return -ENOIOCTLCMD to userspace. This patch does
the right thing).
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/rtc/rtc-dev.c')
| -rw-r--r-- | drivers/rtc/rtc-dev.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index 6c9ad92747fd..2011567005f9 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -141,13 +141,13 @@ static int rtc_dev_ioctl(struct inode *inode, struct file *file, /* try the driver's ioctl interface */ if (ops->ioctl) { err = ops->ioctl(class_dev->dev, cmd, arg); - if (err != -EINVAL) + if (err != -ENOIOCTLCMD) return err; } /* if the driver does not provide the ioctl interface * or if that particular ioctl was not implemented - * (-EINVAL), we will try to emulate here. + * (-ENOIOCTLCMD), we will try to emulate here. */ switch (cmd) { @@ -233,7 +233,7 @@ static int rtc_dev_ioctl(struct inode *inode, struct file *file, break; default: - err = -EINVAL; + err = -ENOTTY; break; } |