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authorJohannes Weiner <hannes@cmpxchg.org>2009-03-04 12:06:15 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-24 16:20:44 -0700
commit31dbb803464d75b96212cce9052dfeaeac0819de (patch)
tree608ab9e3203ecaf00a0a04ecd318d0d45bc4a50d /drivers/usb
parentd34d9721a559fd11ec682bd9ef17220de0162060 (diff)
downloadlinux-31dbb803464d75b96212cce9052dfeaeac0819de.tar.gz
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>

Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/hwa-hc.c3
-rw-r--r--drivers/usb/wusbcore/cbaf.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c
index 8582236e4cad..cbf30e515f29 100644
--- a/drivers/usb/host/hwa-hc.c
+++ b/drivers/usb/host/hwa-hc.c
@@ -464,8 +464,7 @@ static int __hwahc_dev_set_key(struct wusbhc *wusbhc, u8 port_idx, u32 tkid,
 			port_idx << 8 | iface_no,
 			keyd, keyd_len, 1000 /* FIXME: arbitrary */);
 
-	memset(keyd, 0, sizeof(*keyd));	/* clear keys etc. */
-	kfree(keyd);
+	kzfree(keyd); /* clear keys etc. */
 	return result;
 }
 
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[] = {