--- zzzz-none-000/linux-2.6.32.60/include/net/if_inet6.h	2012-10-07 21:41:24.000000000 +0000
+++ ur8-7270-606/linux-2.6.32.60/include/net/if_inet6.h	2012-09-18 15:20:50.000000000 +0000
@@ -262,7 +262,7 @@
 	}
 }
 
-static inline void ipv6_arcnet_mc_map(const struct in6_addr *addr, char *buf)
+static inline void ipv6_arcnet_mc_map(const struct in6_addr *addr __attribute__((unused)), char *buf)
 {
 	buf[0] = 0x00;
 }