diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/misc/ftdi-elan.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 32c47fbee28..1edb6d36189 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -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; } } |