diff options
| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2008-05-22 22:46:25 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-07-21 15:16:20 -0700 |
| commit | f1b5a7fe1718393f67fa6222a1cc27f97e12c4b3 (patch) | |
| tree | 5c56c6225a5450a43f993984c009bd2fb89e5690 | |
| parent | 824f16fda56a88267aba9b2580d7566cf56a0860 (diff) | |
USB: auerwald: Push down the BKL into the driver
Also fix the unknown ioctl return code
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/usb/misc/auerswald.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c index 09393869742..d2f61d5510e 100644 --- a/drivers/usb/misc/auerswald.c +++ b/drivers/usb/misc/auerswald.c @@ -1421,7 +1421,8 @@ ofail: mutex_unlock(&cp->mutex); /* IOCTL functions */ -static int auerchar_ioctl (struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +static long auerchar_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { pauerchar_t ccp = (pauerchar_t) file->private_data; int ret = 0; @@ -1452,7 +1453,7 @@ static int auerchar_ioctl (struct inode *inode, struct file *file, unsigned int mutex_unlock(&ccp->mutex); return -ENODEV; } - + lock_kernel(); switch (cmd) { /* return != 0 if Transmitt channel ready to send */ @@ -1547,9 +1548,10 @@ static int auerchar_ioctl (struct inode *inode, struct file *file, unsigned int default: dbg ("IOCTL_AU_UNKNOWN"); - ret = -ENOIOCTLCMD; + ret = -ENOTTY; break; } + unlock_kernel(); /* release the mutexes */ mutex_unlock(&cp->mutex); mutex_unlock(&ccp->mutex); @@ -1860,7 +1862,7 @@ static const struct file_operations auerswald_fops = .llseek = no_llseek, .read = auerchar_read, .write = auerchar_write, - .ioctl = auerchar_ioctl, + .unlocked_ioctl = auerchar_ioctl, .open = auerchar_open, .release = auerchar_release, }; |