[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
===================================================================
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index a530bb9..6f7994f 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -705,16 +705,12 @@
/* free a single auerbuf */
static void auerbuf_free (pauerbuf_t bp)
{
- if (bp->bufp) {
- kfree (bp->bufp);
- }
- if (bp->dr) {
- kfree (bp->dr);
- }
+ kfree(bp->bufp);
+ kfree(bp->dr);
if (bp->urbp) {
- usb_free_urb (bp->urbp);
+ usb_free_urb(bp->urbp);
}
- kfree (bp);
+ kfree(bp);
}
/* free the buffers from an auerbuf list */
@@ -1093,14 +1089,12 @@
*/
static void auerswald_int_free (pauerswald_t cp)
{
- if (cp->inturbp) {
- usb_free_urb (cp->inturbp);
- cp->inturbp = NULL;
- }
- if (cp->intbufp) {
- kfree (cp->intbufp);
- cp->intbufp = NULL;
- }
+ if (cp->inturbp) {
+ usb_free_urb(cp->inturbp);
+ cp->inturbp = NULL;
+ }
+ kfree(cp->intbufp);
+ cp->intbufp = NULL;
}
/* This function is called to activate the interrupt