[NET]: cleanup extra semicolons

Spring cleaning time...

There seems to be a lot of places in the network code that have
extra bogus semicolons after conditionals.  Most commonly is a
bogus semicolon after: switch() { }

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ax25/ax25_ip.c b/net/ax25/ax25_ip.c
index 4d4ef35..930e491 100644
--- a/net/ax25/ax25_ip.c
+++ b/net/ax25/ax25_ip.c
@@ -121,7 +121,7 @@
 		digipeat = route->digipeat;
 		dev = route->dev;
 		ip_mode = route->ip_mode;
-	};
+	}
 
 	if (dev == NULL)
 		dev = skb->dev;