Commit d47cd945 authored May 04, 2018 by David Herrmann Committed by James Morris May 04, 2018

net: hook socketpair() into LSM



Use the newly created LSM-hook for socketpair(). The default hook
return-value is 0, so behavior stays the same unless LSMs start using
this hook.

Acked-by: Serge Hallyn <serge@hallyn.com>
Signed-off-by: Tom Gundersen <teg@jklm.no>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: James Morris <james.morris@microsoft.com>

parent aae7cfcb

net/socket.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -1420,6 +1420,13 @@ int __sys_socketpair(int family, int type, int protocol, int __user *usockvec)
		goto out;
		}

		err = security_socket_socketpair(sock1, sock2);
		if (unlikely(err)) {
		sock_release(sock2);
		sock_release(sock1);
		goto out;
		}

		err = sock1->ops->socketpair(sock1, sock2);
		if (unlikely(err < 0)) {
		sock_release(sock2);