netfilter: x_tables: use NFPROTO_* in extensions

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/netfilter/xt_TCPOPTSTRIP.c b/net/netfilter/xt_TCPOPTSTRIP.c
index 9685b6f..2e0ae6c 100644
--- a/net/netfilter/xt_TCPOPTSTRIP.c
+++ b/net/netfilter/xt_TCPOPTSTRIP.c
@@ -106,7 +106,7 @@
 static struct xt_target tcpoptstrip_tg_reg[] __read_mostly = {
 	{
 		.name       = "TCPOPTSTRIP",
-		.family     = AF_INET,
+		.family     = NFPROTO_IPV4,
 		.table      = "mangle",
 		.proto      = IPPROTO_TCP,
 		.target     = tcpoptstrip_tg4,
@@ -116,7 +116,7 @@
 #if defined(CONFIG_IP6_NF_MANGLE) || defined(CONFIG_IP6_NF_MANGLE_MODULE)
 	{
 		.name       = "TCPOPTSTRIP",
-		.family     = AF_INET6,
+		.family     = NFPROTO_IPV6,
 		.table      = "mangle",
 		.proto      = IPPROTO_TCP,
 		.target     = tcpoptstrip_tg6,