[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/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c
index 9938697ff361..5c38ad869485 100644
--- a/drivers/usb/host/ehci-mem.c
+++ b/drivers/usb/host/ehci-mem.c
@@ -156,8 +156,7 @@ static void ehci_mem_cleanup (struct ehci_hcd *ehci)
         ehci->periodic = NULL;
 
         /* shadow periodic table */
-        if (ehci->pshadow)
-                kfree (ehci->pshadow);
+        kfree(ehci->pshadow);
         ehci->pshadow = NULL;
 }