[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, 1 insertions, 2 deletions

diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 49c602a0b4df..a11e829e38c8 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -341,8 +341,7 @@ static void klsi_105_shutdown (struct usb_serial *serial)
                                          * finished.  Otherwise this call
                                          * oopses. */
                                         /* usb_kill_urb(write_urbs[j]); */
-                                        if (write_urbs[j]->transfer_buffer)
-                                                    kfree(write_urbs[j]->transfer_buffer);
+                                        kfree(write_urbs[j]->transfer_buffer);
                                         usb_free_urb (write_urbs[j]);
                                 }
                         }