Merge branch 'linux-linaro-lsk-v3.14' into linux-linaro-lsk-v3.14-androidlsk-v3.14-15.07-android

 Conflicts:
	fs/exec.c
 Solutions:
	follow commit d221244a7
		sched: move no_new_privs into new atomic flags
	   	to use task_no_new_privs(current).

1 files changed, 19 insertions, 0 deletions

diff --git a/net/core/sock.c b/net/core/sock.c
index c8069561bdb7..650dd58ebd05 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -659,6 +659,25 @@ static inline void sock_valbool_flag(struct sock *sk, int bit, int valbool)
 		sock_reset_flag(sk, bit);
 }
 
+bool sk_mc_loop(struct sock *sk)
+{
+	if (dev_recursion_level())
+		return false;
+	if (!sk)
+		return true;
+	switch (sk->sk_family) {
+	case AF_INET:
+		return inet_sk(sk)->mc_loop;
+#if IS_ENABLED(CONFIG_IPV6)
+	case AF_INET6:
+		return inet6_sk(sk)->mc_loop;
+#endif
+	}
+	WARN_ON(1);
+	return true;
+}
+EXPORT_SYMBOL(sk_mc_loop);
+
 /*
  *	This is meant for all protocols to use and covers goings on
  *	at the socket level. Everything here is generic.