tipc: tipc_disc_addr_trial_msg() can be static

Fixes: 25b0b9c4 ("tipc: handle collisions of 32-bit node address hash values")
Signed-off-by: NFengguang Wu <fengguang.wu@intel.com>
Acked-by: Jon Maloy jon.maloy@ericsson.com
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/tipc/discover.c

@@ -134,7 +134,7 @@ static void disc_dupl_alert(struct tipc_bearer *b, u32 node_addr,
 
 /* tipc_disc_addr_trial(): - handle an address uniqueness trial from peer
  */
-bool tipc_disc_addr_trial_msg(struct tipc_discoverer *d,
+static bool tipc_disc_addr_trial_msg(struct tipc_discoverer *d,
 				     struct tipc_media_addr *maddr,
 				     struct tipc_bearer *b,
 				     u32 dst, u32 src,