selinux: fix broken peer recv check

Fix a broken networking check. Return an error if peer recv fails.  If
secmark is active and the packet recv succeeds the peer recv error is
ignored.

Signed-off-by: Chad Hanson <chanson@trustedcs.com>
Signed-off-by: Paul Moore <pmoore@redhat.com>
This commit is contained in:
Chad Hanson 2013-12-11 17:07:56 -05:00 committed by Paul Moore
parent 5c6c26813a
commit 598cdbcf86

View File

@ -4338,8 +4338,10 @@ static int selinux_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
}
err = avc_has_perm(sk_sid, peer_sid, SECCLASS_PEER,
PEER__RECV, &ad);
if (err)
if (err) {
selinux_netlbl_err(skb, err, 0);
return err;
}
}
if (secmark_active) {