bridge: multicast_flood cleanup

Move some declarations around to make it clearer which variables
are being used inside loop.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
index 5f9988a..396f077 100644 (file)
--- a/net/bridge/br_forward.c
+++ b/net/bridge/br_forward.c
@@ -208,17 +208,15 @@ static void br_multicast_flood(struct net_bridge_mdb_entry *mdst,
 {
        struct net_device *dev = BR_INPUT_SKB_CB(skb)->brdev;
        struct net_bridge *br = netdev_priv(dev);
-       struct net_bridge_port *port;
-       struct net_bridge_port *lport, *rport;
-       struct net_bridge_port *prev;
+       struct net_bridge_port *prev = NULL;
        struct net_bridge_port_group *p;
        struct hlist_node *rp;
 
-       prev = NULL;
-
        rp = rcu_dereference(br->router_list.first);
        p = mdst ? rcu_dereference(mdst->ports) : NULL;
        while (p || rp) {
+               struct net_bridge_port *port, *lport, *rport;
+
                lport = p ? p->port : NULL;
                rport = rp ? hlist_entry(rp, struct net_bridge_port, rlist) :
                             NULL;