Index: src/racoon/isakmp_inf.c
===================================================================
RCS file: /cvsroot/ipsec-tools/ipsec-tools/src/racoon/isakmp_inf.c,v
retrieving revision 1.14.4.9
diff -u -p -r1.14.4.9 isakmp_inf.c
--- src/racoon/isakmp_inf.c	2 Aug 2005 15:09:26 -0000	1.14.4.9
+++ src/racoon/isakmp_inf.c	2 Apr 2007 12:52:07 -0000
@@ -267,12 +267,12 @@ isakmp_info_recv(iph1, msg0)
 
 	switch (np) {
 	case ISAKMP_NPTYPE_N:
-		if (isakmp_info_recv_n(iph1, msg) < 0)
-			goto end;
+		if ( encrypted )
+			isakmp_info_recv_n(iph1, msg);
 		break;
 	case ISAKMP_NPTYPE_D:
-		if (isakmp_info_recv_d(iph1, msg) < 0)
-			goto end;
+		if ( encrypted )
+			isakmp_info_recv_d(iph1, msg);
 		break;
 	case ISAKMP_NPTYPE_NONCE:
 		/* XXX to be 6.4.2 ike-01.txt */