[Bluetooth] Remaining transitions to use kzalloc()

This patch makes the remaining transitions to use kzalloc().

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 155a2b9..77eab8f 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -273,10 +273,10 @@
 
 struct rfcomm_dlc *rfcomm_dlc_alloc(gfp_t prio)
 {
-	struct rfcomm_dlc *d = kmalloc(sizeof(*d), prio);
+	struct rfcomm_dlc *d = kzalloc(sizeof(*d), prio);
+
 	if (!d)
 		return NULL;
-	memset(d, 0, sizeof(*d));
 
 	init_timer(&d->timer);
 	d->timer.function = rfcomm_dlc_timeout;
@@ -289,6 +289,7 @@
 	rfcomm_dlc_clear_state(d);
 	
 	BT_DBG("%p", d);
+
 	return d;
 }
 
@@ -522,10 +523,10 @@
 /* ---- RFCOMM sessions ---- */
 static struct rfcomm_session *rfcomm_session_add(struct socket *sock, int state)
 {
-	struct rfcomm_session *s = kmalloc(sizeof(*s), GFP_KERNEL);
+	struct rfcomm_session *s = kzalloc(sizeof(*s), GFP_KERNEL);
+
 	if (!s)
 		return NULL;
-	memset(s, 0, sizeof(*s));
 
 	BT_DBG("session %p sock %p", s, sock);
 
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 2ff2d5b..bd8d671 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -169,10 +169,9 @@
 
 	BT_DBG("id %d channel %d", req->dev_id, req->channel);
 	
-	dev = kmalloc(sizeof(struct rfcomm_dev), GFP_KERNEL);
+	dev = kzalloc(sizeof(struct rfcomm_dev), GFP_KERNEL);
 	if (!dev)
 		return -ENOMEM;
-	memset(dev, 0, sizeof(struct rfcomm_dev));
 
 	write_lock_bh(&rfcomm_dev_lock);