USB: BKL removal: idmouse
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>
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 68df9ac..a54c3cb 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -24,7 +24,6 @@
#include <linux/module.h>
#include <linux/completion.h>
#include <linux/mutex.h>
-#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <linux/usb.h>
@@ -227,20 +226,16 @@
struct usb_interface *interface;
int result;
- lock_kernel();
/* get the interface from minor number and driver information */
interface = usb_find_interface (&idmouse_driver, iminor (inode));
- if (!interface) {
- unlock_kernel();
+ if (!interface)
return -ENODEV;
- }
mutex_lock(&open_disc_mutex);
/* get the device information block from the interface */
dev = usb_get_intfdata(interface);
if (!dev) {
mutex_unlock(&open_disc_mutex);
- unlock_kernel();
return -ENODEV;
}
@@ -277,7 +272,6 @@
/* unlock this device */
mutex_unlock(&dev->lock);
- unlock_kernel();
return result;
}