[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/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 8e9b007..7eab5d4 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -1044,9 +1044,8 @@
static void pl2303_buf_free(struct pl2303_buf *pb)
{
- if (pb != NULL) {
- if (pb->buf_buf != NULL)
- kfree(pb->buf_buf);
+ if (pb) {
+ kfree(pb->buf_buf);
kfree(pb);
}
}