Input: simplify input_free_device()

Now that sysfs attributes that were marked for deletion can't access
their devices we do not need to set name, phys and uniq to NULL.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 1 insertions, 7 deletions

diff --git a/drivers/input/input.c b/drivers/input/input.c
index 26393a606e6f..5629e397520d 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1024,14 +1024,8 @@ EXPORT_SYMBOL(input_allocate_device);
  */
 void input_free_device(struct input_dev *dev)
 {
-        if (dev) {
-
-                mutex_lock(&dev->mutex);
-                dev->name = dev->phys = dev->uniq = NULL;
-                mutex_unlock(&dev->mutex);
-
+        if (dev)
                 input_put_device(dev);
-        }
 }
 EXPORT_SYMBOL(input_free_device);