bridge: minor cleanups

Some minor cleanups that won't impact code:
  1. Remove inline from non-critical functions; compiler will most
     likely inline them anyway.
  2. Make function args const where possible.
  3. Whitespace cleanup

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/br_stp_bpdu.c b/net/bridge/br_stp_bpdu.c
index b69232b..e16aade 100644
--- a/net/bridge/br_stp_bpdu.c
+++ b/net/bridge/br_stp_bpdu.c
@@ -222,9 +222,7 @@
 		}
 
 		br_received_config_bpdu(p, &bpdu);
-	}
-
-	else if (buf[0] == BPDU_TYPE_TCN) {
+	} else if (buf[0] == BPDU_TYPE_TCN) {
 		br_received_tcn_bpdu(p);
 	}
  out: