From: John Kohl <jtkohl@mit.edu>
Date: Wed, 5 Sep 1990 11:03:50 +0000 (+0000)
Subject: allow a null replay cache to mean don't do replay detection
X-Git-Tag: krb5-1.0-alpha2~333
X-Git-Url: http://git.tremily.us/gitweb.cgi?a=commitdiff_plain;h=faf2d923caa54861c32c9aff7966c5134fc79442;p=krb5.git

allow a null replay cache to mean don't do replay detection

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@1078 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/lib/krb5/krb/rd_req_dec.c b/src/lib/krb5/krb/rd_req_dec.c
index c03df28ea..9d27ea73a 100644
--- a/src/lib/krb5/krb/rd_req_dec.c
+++ b/src/lib/krb5/krb/rd_req_dec.c
@@ -144,7 +144,9 @@ krb5_tkt_authent *tktauthent;
     tktauthent->ticket = req->ticket;	/* only temporarily...allocated
 					   below */
 
-    if ((retval = krb5_rc_store(rcache, tktauthent))) {
+    /* only check rcache if sender has provided one---some services
+       may not be able to use replay caches (such as datagram servers) */
+    if (rcache && (retval = krb5_rc_store(rcache, tktauthent))) {
 	tktauthent->ticket = 0;
 	clean_authenticator();
 	return retval;