>From deebeef5606f8c3ca807cfe3f6964d2630f048b0 Mon Sep 17 00:00:00 2001
From: Oliver Neukum <oliver@xxxxxxxxxx>
Date: Thu, 14 Jan 2010 10:08:53 +0100
Subject: [PATCH 07/13] usb:BKL removal:idmouse
BKL was not needed at all. Removed without replacement.
Signed-off-by: Oliver Neukum <oliver@xxxxxxxxxx>
---
drivers/usb/misc/idmouse.c | 8 +-------
1 files changed, 1 insertions(+), 7 deletions(-)
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 2c80f2d..1337a9c 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 @@ static int idmouse_open(struct inode *inode, struct file *file)
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 @@ error:
/* unlock this device */
mutex_unlock(&dev->lock);
- unlock_kernel();
return result;
}
--
1.6.4.2
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