Input: mousedev - remove BKL

There's no need for BKL in mousedev, relevan protection is provided by
a private mutex.

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index a13d80f7da17..f34b22bce4ff 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -15,7 +15,6 @@
 
 #include <linux/sched.h>
 #include <linux/slab.h>
-#include <linux/smp_lock.h>
 #include <linux/poll.h>
 #include <linux/module.h>
 #include <linux/init.h>
@@ -542,10 +541,8 @@ static int mousedev_open(struct inode *inode, struct file *file)
         if (i >= MOUSEDEV_MINORS)
                 return -ENODEV;
 
-        lock_kernel();
         error = mutex_lock_interruptible(&mousedev_table_mutex);
         if (error) {
-                unlock_kernel();
                 return error;
         }
         mousedev = mousedev_table[i];
@@ -554,7 +551,6 @@ static int mousedev_open(struct inode *inode, struct file *file)
         mutex_unlock(&mousedev_table_mutex);
 
         if (!mousedev) {
-                unlock_kernel();
                 return -ENODEV;
         }
 
@@ -575,7 +571,6 @@ static int mousedev_open(struct inode *inode, struct file *file)
                 goto err_free_client;
 
         file->private_data = client;
-        unlock_kernel();
         return 0;
 
  err_free_client:
@@ -583,7 +578,6 @@ static int mousedev_open(struct inode *inode, struct file *file)
         kfree(client);
  err_put_mousedev:
         put_device(&mousedev->dev);
-        unlock_kernel();
         return error;
 }