提交 46d01d63 编写于 作者: C Chad Hanson 提交者: Paul Moore

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: NChad Hanson <chanson@trustedcs.com>
Cc: stable@vger.kernel.org
Signed-off-by: NPaul Moore <pmoore@redhat.com>
上级 f5835372
...@@ -4334,8 +4334,10 @@ static int selinux_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) ...@@ -4334,8 +4334,10 @@ static int selinux_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
} }
err = avc_has_perm(sk_sid, peer_sid, SECCLASS_PEER, err = avc_has_perm(sk_sid, peer_sid, SECCLASS_PEER,
PEER__RECV, &ad); PEER__RECV, &ad);
if (err) if (err) {
selinux_netlbl_err(skb, err, 0); selinux_netlbl_err(skb, err, 0);
return err;
}
} }
if (secmark_active) { if (secmark_active) {
......
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