ipv6: Do not warn for informational ICMP messages, regardless of type.

There is no reason to emit a log message for these.

Based upon a suggestion from Hannes Frederic Sowa.

Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 141e1f3..97ae700 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -777,12 +777,12 @@
 		break;
 
 	default:
-		LIMIT_NETDEBUG(KERN_DEBUG "icmpv6: msg of unknown type\n");
-
 		/* informational */
 		if (type & ICMPV6_INFOMSG_MASK)
 			break;
 
+		LIMIT_NETDEBUG(KERN_DEBUG "icmpv6: msg of unknown type\n");
+
 		/*
 		 * error of unknown type.
 		 * must pass to upper level