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>

1 files changed, 3 insertions, 5 deletions

diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
index 5f9988a3f06a..396f077216a3 100644
--- 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;