From 5337b5b75cd9bd3624a6820e3c2a084d2480061c Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Mon, 10 Nov 2014 17:54:25 -0800 Subject: [PATCH] ipv6: fix IPV6_PKTINFO with v4 mapped Use IS_ENABLED(CONFIG_IPV6), to enable this code if IPv6 is a module. Signed-off-by: Eric Dumazet Fixes: c8e6ad0829a7 ("ipv6: honor IPV6_PKTINFO with v4 mapped addresses on sendmsg") Acked-by: Hannes Frederic Sowa Signed-off-by: David S. Miller --- net/ipv4/ip_sockglue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index c373a9ad4555..9daf2177dc00 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -195,7 +195,7 @@ int ip_cmsg_send(struct net *net, struct msghdr *msg, struct ipcm_cookie *ipc, for (cmsg = CMSG_FIRSTHDR(msg); cmsg; cmsg = CMSG_NXTHDR(msg, cmsg)) { if (!CMSG_OK(msg, cmsg)) return -EINVAL; -#if defined(CONFIG_IPV6) +#if IS_ENABLED(CONFIG_IPV6) if (allow_ipv6 && cmsg->cmsg_level == SOL_IPV6 && cmsg->cmsg_type == IPV6_PKTINFO) { -- 2.20.1