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>
diff --git a/net/netlabel/netlabel_kapi.c b/net/netlabel/netlabel_kapi.c
index 5952237..2560e7b 100644
--- a/net/netlabel/netlabel_kapi.c
+++ b/net/netlabel/netlabel_kapi.c
@@ -147,7 +147,7 @@
 				goto cfg_unlbl_map_add_failure;
 			break;
 			}
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 		case AF_INET6: {
 			const struct in6_addr *addr6 = addr;
 			const struct in6_addr *mask6 = mask;
@@ -227,7 +227,7 @@
 	case AF_INET:
 		addr_len = sizeof(struct in_addr);
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		addr_len = sizeof(struct in6_addr);
 		break;
@@ -270,7 +270,7 @@
 	case AF_INET:
 		addr_len = sizeof(struct in_addr);
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		addr_len = sizeof(struct in6_addr);
 		break;
@@ -673,7 +673,7 @@
 			ret_val = -ENOENT;
 		}
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		/* since we don't support any IPv6 labeling protocols right
 		 * now we can optimize everything away until we do */
@@ -724,7 +724,7 @@
 	case AF_INET:
 		ret_val = cipso_v4_sock_getattr(sk, secattr);
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		ret_val = -ENOMSG;
 		break;
@@ -782,7 +782,7 @@
 			ret_val = -ENOENT;
 		}
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		/* since we don't support any IPv6 labeling protocols right
 		 * now we can optimize everything away until we do */
@@ -853,7 +853,7 @@
 			ret_val = -ENOENT;
 		}
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		/* since we don't support any IPv6 labeling protocols right
 		 * now we can optimize everything away until we do */
@@ -926,7 +926,7 @@
 			ret_val = -ENOENT;
 		}
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		/* since we don't support any IPv6 labeling protocols right
 		 * now we can optimize everything away until we do */
@@ -965,7 +965,7 @@
 		    cipso_v4_skbuff_getattr(skb, secattr) == 0)
 			return 0;
 		break;
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if IS_ENABLED(CONFIG_IPV6)
 	case AF_INET6:
 		break;
 #endif /* IPv6 */