diff --git a/[refs] b/[refs]
index 112ce331b7c5..2ae18aa54572 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f5271fff56c76e92fde122bcc02f102e99da5c8a
+refs/heads/master: d4c38fa87d2b05be5daafb6a92b6ad15b66da8cb
diff --git a/trunk/net/ipv6/netfilter/ip6t_NPT.c b/trunk/net/ipv6/netfilter/ip6t_NPT.c
index 68788c84aee7..87b759c11da5 100644
--- a/trunk/net/ipv6/netfilter/ip6t_NPT.c
+++ b/trunk/net/ipv6/netfilter/ip6t_NPT.c
@@ -51,7 +51,7 @@ static bool ip6t_npt_map_pfx(const struct ip6t_npt_tginfo *npt,
 
 		idx = i / 32;
 		addr->s6_addr32[idx] &= mask;
-		addr->s6_addr32[idx] |= npt->dst_pfx.in6.s6_addr32[idx];
+		addr->s6_addr32[idx] |= ~mask & npt->dst_pfx.in6.s6_addr32[idx];
 	}
 
 	if (pfx_len <= 48)