net: use IS_ENABLED(CONFIG_IPV6)

Instead of testing defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv4/xfrm4_tunnel.c b/net/ipv4/xfrm4_tunnel.c
index 82806455e85..9247d9d70e9 100644
--- a/net/ipv4/xfrm4_tunnel.c
+++ b/net/ipv4/xfrm4_tunnel.c
@@ -64,7 +64,7 @@ static struct xfrm_tunnel xfrm_tunnel_handler __read_mostly = {
         .priority       =       2,
 };
 
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 static struct xfrm_tunnel xfrm64_tunnel_handler __read_mostly = {
         .handler        =       xfrm_tunnel_rcv,
         .err_handler    =       xfrm_tunnel_err,
@@ -84,7 +84,7 @@ static int __init ipip_init(void)
                 xfrm_unregister_type(&ipip_type, AF_INET);
                 return -EAGAIN;
         }
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
         if (xfrm4_tunnel_register(&xfrm64_tunnel_handler, AF_INET6)) {
                 printk(KERN_INFO "ipip init: can't add xfrm handler for AF_INET6\n");
                 xfrm4_tunnel_deregister(&xfrm_tunnel_handler, AF_INET);
@@ -97,7 +97,7 @@ static int __init ipip_init(void)
 
 static void __exit ipip_fini(void)
 {
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
         if (xfrm4_tunnel_deregister(&xfrm64_tunnel_handler, AF_INET6))
                 printk(KERN_INFO "ipip close: can't remove xfrm handler for AF_INET6\n");
 #endif