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-rw-r--r--drivers/usb/class/cdc-wdm.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index b75a3d8bb02f..18aafcb08fc8 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -19,7 +19,6 @@
#include <linux/uaccess.h>
#include <linux/bitops.h>
#include <linux/poll.h>
-#include <linux/smp_lock.h>
#include <linux/usb.h>
#include <linux/usb/cdc.h>
#include <asm/byteorder.h>
@@ -517,7 +516,6 @@ static int wdm_open(struct inode *inode, struct file *file)
struct usb_interface *intf;
struct wdm_device *desc;
- lock_kernel();
mutex_lock(&wdm_mutex);
intf = usb_find_interface(&wdm_driver, minor);
if (!intf)
@@ -550,7 +548,6 @@ static int wdm_open(struct inode *inode, struct file *file)
usb_autopm_put_interface(desc->intf);
out:
mutex_unlock(&wdm_mutex);
- unlock_kernel();
return rv;
}