USB: BKL removal: ftdi-elan

BKL was not needed at all. Removed without replacement.

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Oliver Neukum 2010-01-14 16:12:01 +01:00 committed by Greg Kroah-Hartman
parent 937f7131d7
commit 92846fbb86

View file

@ -45,7 +45,6 @@
#include <linux/module.h>
#include <linux/kref.h>
#include <linux/mutex.h>
#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <linux/usb.h>
#include <linux/workqueue.h>
@ -627,27 +626,22 @@ static int ftdi_elan_open(struct inode *inode, struct file *file)
int subminor;
struct usb_interface *interface;
lock_kernel();
subminor = iminor(inode);
interface = usb_find_interface(&ftdi_elan_driver, subminor);
if (!interface) {
unlock_kernel();
printk(KERN_ERR "can't find device for minor %d\n", subminor);
return -ENODEV;
} else {
struct usb_ftdi *ftdi = usb_get_intfdata(interface);
if (!ftdi) {
unlock_kernel();
return -ENODEV;
} else {
if (down_interruptible(&ftdi->sw_lock)) {
unlock_kernel();
return -EINTR;
} else {
ftdi_elan_get_kref(ftdi);
file->private_data = ftdi;
unlock_kernel();
return 0;
}
}