From: Jeremy Allison <jra@samba.org>
Date: Tue, 30 Nov 2004 18:58:58 +0000 (+0000)
Subject: r4020: Fix for crash reported by Bård Kalbakk <baard@inett.biz>.
X-Git-Tag: samba-misc-tags/initial-v3-0-unstable~5527
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6f6b4c61e03afb4d35bf6b3ea468fb211d703aa7;p=thirdparty%2Fsamba.git

r4020: Fix for crash reported by Bård Kalbakk <baard@inett.biz>.
Don't go fishing for the authorisation data unless we
know it's there.
Jeremy.
---

diff --git a/source/libsmb/clikrb5.c b/source/libsmb/clikrb5.c
index 068e7822072..15be8967b84 100644
--- a/source/libsmb/clikrb5.c
+++ b/source/libsmb/clikrb5.c
@@ -184,7 +184,7 @@
  void get_auth_data_from_tkt(DATA_BLOB *auth_data, krb5_ticket *tkt)
 {
 #if defined(HAVE_KRB5_TKT_ENC_PART2)
-	if (tkt->enc_part2)
+	if (tkt->enc_part2 && tkt->enc_part2->authorization_data && tkt->enc_part2->authorization_data[0] && tkt->enc_part2->authorization_data[0]->length)
 		*auth_data = data_blob(tkt->enc_part2->authorization_data[0]->contents,
 			tkt->enc_part2->authorization_data[0]->length);
 #else