[IPV6] ROUTE: Add credits about subtree fixes.

Based on MIPL2 kernel patch.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index f0fdaf1..fbca609 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -18,6 +18,7 @@
  * 	Yuji SEKIYA @USAGI:	Support default route on router node;
  * 				remove ip6_null_entry from the top of
  * 				routing table.
+ * 	Ville Nuorvala:		Fixed routing subtrees.
  */
 #include <linux/errno.h>
 #include <linux/types.h>