[LSM-IPsec]: SELinux Authorize

[safe/jmp/linux-2.6] / net / key / af_key.c

diff --git a/net/key/af_key.c b/net/key/af_key.c
index b2d4d1d..d5e2121 100644 (file)
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1454,21 +1454,23 @@ static int pfkey_delete(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h
        if (x == NULL)
                return -ESRCH;
 
+       if ((err = security_xfrm_state_delete(x)))
+               goto out;
+
        if (xfrm_state_kern(x)) {
-               xfrm_state_put(x);
-               return -EPERM;
+               err = -EPERM;
+               goto out;
        }
        
        err = xfrm_state_delete(x);
-       if (err < 0) {
-               xfrm_state_put(x);
-               return err;
-       }
+       if (err < 0)
+               goto out;
 
        c.seq = hdr->sadb_msg_seq;
        c.pid = hdr->sadb_msg_pid;
        c.event = XFRM_MSG_DELSA;
        km_state_notify(x, &c);
+out:
        xfrm_state_put(x);
 
        return err;
@@ -2274,11 +2276,14 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, struct sadb_msg
 
        err = 0;
 
+       if ((err = security_xfrm_policy_delete(xp)))
+               goto out;
        c.seq = hdr->sadb_msg_seq;
        c.pid = hdr->sadb_msg_pid;
        c.event = XFRM_MSG_DELPOLICY;
        km_policy_notify(xp, pol->sadb_x_policy_dir-1, &c);
 
+out:
        xfrm_pol_put(xp);
        return err;
 }
@@ -2651,6 +2656,8 @@ static int pfkey_send_notify(struct xfrm_state *x, struct km_event *c)
                return key_notify_sa(x, c);
        case XFRM_MSG_FLUSHSA:
                return key_notify_sa_flush(c);
+       case XFRM_MSG_NEWAE: /* not yet supported */
+               break;
        default:
                printk("pfkey: Unknown SA event %d\n", c->event);
                break;
@@ -3078,9 +3085,9 @@ static int pfkey_sendmsg(struct kiocb *kiocb,
        if (!hdr)
                goto out;
 
-       down(&xfrm_cfg_sem);
+       mutex_lock(&xfrm_cfg_mutex);
        err = pfkey_process(sk, skb, hdr);
-       up(&xfrm_cfg_sem);
+       mutex_unlock(&xfrm_cfg_mutex);
 
 out:
        if (err && hdr && pfkey_error(hdr, err, sk) == 0)