netdev - [PATCH net-next RFC v1 09/27] afnetns: add sock

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Message-Id: <20170312230151.5185-10-hannes@stressinduktion.org>
Date:   Mon, 13 Mar 2017 00:01:33 +0100
From:   Hannes Frederic Sowa <hannes@...essinduktion.org>
To:     netdev@...r.kernel.org
Subject: [PATCH net-next RFC v1 09/27] afnetns: add sock_afnetns

Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
---
 include/net/sock.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/net/sock.h b/include/net/sock.h
index 1e05d497db2520..aa204bf3537ba0 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2293,6 +2293,15 @@ struct net *sock_net(const struct sock *sk)
 	return read_pnet(&sk->sk_net);
 }
 
+static inline struct afnetns *sock_afnetns(const struct sock *sk)
+{
+#if IS_ENABLED(CONFIG_AFNETNS)
+	return sk->sk_afnet;
+#else
+	return NULL;
+#endif
+}
+
 static inline
 void sock_net_set(struct sock *sk, struct net *net)
 {
-- 
2.9.3