[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, 4 deletions

diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c
index 4d46394f351b..8d562ab454a8 100644
--- a/drivers/usb/serial/empeg.c
+++ b/drivers/usb/serial/empeg.c
@@ -550,8 +550,7 @@ failed_usb_register:
 failed_usb_serial_register:
         for (i = 0; i < NUM_URBS; ++i) {
                 if (write_urb_pool[i]) {
-                        if (write_urb_pool[i]->transfer_buffer)
-                                kfree(write_urb_pool[i]->transfer_buffer);
+                        kfree(write_urb_pool[i]->transfer_buffer);
                         usb_free_urb(write_urb_pool[i]);
                 }
         }
@@ -575,8 +574,7 @@ static void __exit empeg_exit (void)
                          * the host controllers get fixed to set urb->dev = NULL after
                          * the urb is finished.  Otherwise this call oopses. */
                         /* usb_kill_urb(write_urb_pool[i]); */
-                        if (write_urb_pool[i]->transfer_buffer)
-                                kfree(write_urb_pool[i]->transfer_buffer);
+                        kfree(write_urb_pool[i]->transfer_buffer);
                         usb_free_urb (write_urb_pool[i]);
                 }
         }