netdev - [PATCH net-next 10/12] vxlan: use initializer for dummy structures

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Message-ID: <20130610132440.07cd0833@nehalam.linuxnetplumber.net>
Date:	Mon, 10 Jun 2013 13:24:40 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org,
	Stephen Hemminger <stephen@...workplumber.org>
Subject: [PATCH net-next 10/12] vxlan:  use initializer for dummy structures

For the notification code, a couple of places build fdb entries on
the stack, use structure initialization instead and fix formatting.

Signed-off-by: Stephen Hemminger <stephen@...workplumber.org>


--- a/drivers/net/vxlan.c	2013-06-10 12:20:03.034052087 -0700
+++ b/drivers/net/vxlan.c	2013-06-10 12:20:04.266038079 -0700
@@ -311,14 +311,13 @@ errout:
 static void vxlan_ip_miss(struct net_device *dev, __be32 ipa)
 {
 	struct vxlan_dev *vxlan = netdev_priv(dev);
-	struct vxlan_fdb f;
-	struct vxlan_rdst remote;
-
-	memset(&f, 0, sizeof f);
-	f.state = NUD_STALE;
-
-	remote.remote_ip = ipa; /* goes to NDA_DST */
-	remote.remote_vni = VXLAN_N_VID;
+	struct vxlan_fdb f = {
+		.state = NUD_STALE,
+	};
+	struct vxlan_rdst remote = {
+		.remote_ip = ipa, /* goes to NDA_DST */
+		.remote_vni = VXLAN_N_VID,
+	};
 
 	INIT_LIST_HEAD(&f.remotes);
 	list_add_rcu(&remote.list, &f.remotes);
@@ -328,11 +327,11 @@ static void vxlan_ip_miss(struct net_dev
 
 static void vxlan_fdb_miss(struct vxlan_dev *vxlan, const u8 eth_addr[ETH_ALEN])
 {
-	struct vxlan_fdb	f;
+	struct vxlan_fdb f = {
+		.state = NUD_STALE,
+	};
 
-	memset(&f, 0, sizeof f);
 	INIT_LIST_HEAD(&f.remotes);
-	f.state = NUD_STALE;
 	memcpy(f.eth_addr, eth_addr, ETH_ALEN);
 
 	vxlan_fdb_notify(vxlan, &f, RTM_GETNEIGH);
@@ -1501,6 +1500,7 @@ static struct vxlan_sock *vxlan_socket_c
 	struct sockaddr_in vxlan_addr = {
 		.sin_family = AF_INET,
 		.sin_addr.s_addr = htonl(INADDR_ANY),
+		.sin_port = port,
 	};
 	int rc;
 	unsigned int h;
@@ -1526,8 +1526,6 @@ static struct vxlan_sock *vxlan_socket_c
 	sk = vs->sock->sk;
 	sk_change_net(sk, net);
 
-	vxlan_addr.sin_port = port;
-
 	rc = kernel_bind(vs->sock, (struct sockaddr *) &vxlan_addr,
 			 sizeof(vxlan_addr));
 	if (rc < 0) {

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