[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/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index db8f472..d165f42 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -1340,9 +1340,8 @@
static void cypress_buf_free(struct cypress_buf *cb)
{
- if (cb != NULL) {
- if (cb->buf_buf != NULL)
- kfree(cb->buf_buf);
+ if (cb) {
+ kfree(cb->buf_buf);
kfree(cb);
}
}