USB: use kzfree()

Use kzfree() instead of memset() + kfree().

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/usb/wusbcore/cbaf.c b/drivers/usb/wusbcore/cbaf.c
index 1335cbe1191d..25eae405f622 100644
--- a/drivers/usb/wusbcore/cbaf.c
+++ b/drivers/usb/wusbcore/cbaf.c
@@ -638,8 +638,7 @@ static void cbaf_disconnect(struct usb_interface *iface)
         usb_put_intf(iface);
         kfree(cbaf->buffer);
         /* paranoia: clean up crypto keys */
-        memset(cbaf, 0, sizeof(*cbaf));
-        kfree(cbaf);
+        kzfree(cbaf);
 }
 
 static struct usb_device_id cbaf_id_table[] = {