[PATCH] USB: kfree cleanup for drivers/usb/* - no need to check for NULL

Get rid of a bunch of redundant NULL pointer checks in drivers/usb/*,
there's no need to check a pointer for NULL before calling kfree() on it.

Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>


Index: gregkh-2.6/drivers/usb/class/audio.c
===================================================================

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c
index b87608b7051b..ef0b35731ff0 100644
--- a/drivers/usb/core/devices.c
+++ b/drivers/usb/core/devices.c
@@ -637,11 +637,8 @@ static int usb_device_open(struct inode *inode, struct file *file)
 
 static int usb_device_release(struct inode *inode, struct file *file)
 {
-        if (file->private_data) {
-                kfree(file->private_data);
-                file->private_data = NULL;
-        }
-
+        kfree(file->private_data);
+        file->private_data = NULL;
         return 0;
 }