diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index b9cbcf35d4e11eedeb7b34a1ea24c8af8d5f8d1c..c59a1a48260c8b7cb99809e382ab9ea208d67989 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -380,10 +380,7 @@ static int ld_usb_release(struct inode *inode, struct file *file)
 		goto exit;
 	}
 
-	if (mutex_lock_interruptible(&dev->mutex)) {
-		retval = -ERESTARTSYS;
-		goto exit;
-	}
+	mutex_lock(&dev->mutex);
 
 	if (dev->open_count != 1) {
 		retval = -ENODEV;