pfkey: add severity to printk

Put severity level on pfkey printk messages
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/key/af_key.c

@@ -99,7 +99,7 @@ static void pfkey_sock_destruct(struct sock *sk)
 	skb_queue_purge(&sk->sk_receive_queue);
 
 	if (!sock_flag(sk, SOCK_DEAD)) {
-		printk("Attempt to release alive pfkey socket: %p\n", sk);
+		pr_err("Attempt to release alive pfkey socket: %p\n", sk);
 		return;
 	}
 
@@ -1402,7 +1402,7 @@ static inline int event2poltype(int event)
 	case XFRM_MSG_POLEXPIRE:
 	//	return SADB_X_SPDEXPIRE;
 	default:
-		printk("pfkey: Unknown policy event %d\n", event);
+		pr_err("pfkey: Unknown policy event %d\n", event);
 		break;
 	}
 
@@ -1421,7 +1421,7 @@ static inline int event2keytype(int event)
 	case XFRM_MSG_EXPIRE:
 		return SADB_EXPIRE;
 	default:
-		printk("pfkey: Unknown SA event %d\n", event);
+		pr_err("pfkey: Unknown SA event %d\n", event);
 		break;
 	}
 
@@ -2969,7 +2969,7 @@ static int pfkey_send_notify(struct xfrm_state *x, struct km_event *c)
 	case XFRM_MSG_NEWAE: /* not yet supported */
 		break;
 	default:
-		printk("pfkey: Unknown SA event %d\n", c->event);
+		pr_err("pfkey: Unknown SA event %d\n", c->event);
 		break;
 	}
 
@@ -2993,7 +2993,7 @@ static int pfkey_send_policy_notify(struct xfrm_policy *xp, int dir, struct km_e
 			break;
 		return key_notify_policy_flush(c);
 	default:
-		printk("pfkey: Unknown policy event %d\n", c->event);
+		pr_err("pfkey: Unknown policy event %d\n", c->event);
 		break;
 	}