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/include/net/tcp.h b/include/net/tcp.h
index 87e3c80bfa00..02f070d339ba 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -628,7 +628,7 @@ extern u32 __tcp_select_window(struct sock *sk);
 struct tcp_skb_cb {
         union {
                 struct inet_skb_parm    h4;
-#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
                 struct inet6_skb_parm   h6;
 #endif
         } header;       /* For incoming frames          */
@@ -1152,7 +1152,7 @@ struct tcp6_md5sig_key {
 /* - sock block */
 struct tcp_md5sig_info {
         struct tcp4_md5sig_key  *keys4;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
         struct tcp6_md5sig_key  *keys6;
         u32                     entries6;
         u32                     alloced6;
@@ -1179,7 +1179,7 @@ struct tcp6_pseudohdr {
 
 union tcp_md5sum_block {
         struct tcp4_pseudohdr ip4;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
         struct tcp6_pseudohdr ip6;
 #endif
 };