Merge branch 'stable-3.16' of git://git.infradead.org/users/pcmoore/selinux into next

1 files changed, 11 insertions, 2 deletions

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 83d06db34d03..a1ac1c5c729b 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4499,9 +4499,18 @@ static void selinux_sock_graft(struct sock *sk, struct socket *parent)
         struct inode_security_struct *isec = SOCK_INODE(parent)->i_security;
         struct sk_security_struct *sksec = sk->sk_security;
 
-        if (sk->sk_family == PF_INET || sk->sk_family == PF_INET6 ||
-            sk->sk_family == PF_UNIX)
+        switch (sk->sk_family) {
+        case PF_INET:
+        case PF_INET6:
+        case PF_UNIX:
                 isec->sid = sksec->sid;
+                break;
+        default:
+                /* by default there is no special labeling mechanism for the
+                 * sksec label so inherit the label from the parent socket */
+                BUG_ON(sksec->sid != SECINITSID_UNLABELED);
+                sksec->sid = isec->sid;
+        }
         sksec->sclass = isec->sclass;
 }