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authorIngo Molnar <mingo@kernel.org>2015-04-08 09:01:54 +0200
committerIngo Molnar <mingo@kernel.org>2015-04-08 09:01:54 +0200
commit4bcc7827b02feea2c762fa6d46a1bffb300d7403 (patch)
tree45fd2b64247cd44201fe519720494d4bf01b7014 /net/core/sock.c
parent3f705dfdf85a6416f5f12e52b7610144a99cbedc (diff)
parentf22e6e847115abc3a0e2ad7bb18d243d42275af1 (diff)
Merge tag 'v4.0-rc7' into x86/asm, to resolve conflicts
Conflicts: arch/x86/kernel/entry_64.S Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/core/sock.c')
-rw-r--r--net/core/sock.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index 78e89eb7eb70..71e3e5f1eaa0 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -653,6 +653,25 @@ 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.