sctp: make sctp_addr_wq_timeout_handler static

Fix sparse warning about local function that should be static.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index f898b1c..1c2e46c 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -595,7 +595,7 @@
 	INET_ECN_xmit(sk);
 }
 
-void sctp_addr_wq_timeout_handler(unsigned long arg)
+static void sctp_addr_wq_timeout_handler(unsigned long arg)
 {
 	struct net *net = (struct net *)arg;
 	struct sctp_sockaddr_entry *addrw, *temp;