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path: root/drivers/usb/usb-skeleton.c
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Diffstat (limited to 'drivers/usb/usb-skeleton.c')
-rw-r--r--drivers/usb/usb-skeleton.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index e94176bfd27..61522787f39 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -18,7 +18,6 @@
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kref.h>
-#include <linux/smp_lock.h>
#include <linux/uaccess.h>
#include <linux/usb.h>
#include <linux/mutex.h>
@@ -91,7 +90,6 @@ static int skel_open(struct inode *inode, struct file *file)
int subminor;
int retval = 0;
- lock_kernel();
subminor = iminor(inode);
interface = usb_find_interface(&skel_driver, subminor);
@@ -137,7 +135,6 @@ static int skel_open(struct inode *inode, struct file *file)
mutex_unlock(&dev->io_mutex);
exit:
- unlock_kernel();
return retval;
}