File 0003-Fix-handling-of-preferred-realm-command-li... of Package nfs-utils

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File 0003-Fix-handling-of-preferred-realm-command-line-option.patch of Package nfs-utils (Revision fe2758039bcfe9a78435dd43160f8a1b)

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From a402f768db1dc6497cf7f592b33e142936897de2 Mon Sep 17 00:00:00 2001
From: Maximilian Wilhelm <max@rfc2324.org>
Date: Mon, 1 Jul 2013 11:58:13 -0400
Subject: [PATCH] Fix handling of preferred realm command line option.

The current implementation ignores any preferred realm specified on the
command line. Fix this behaviour and make sure the preferred realm is
used as first realm when trying to acquire a keytab entry

Signed-off-by: Maximilian Wilhelm <max@rfc2324.org>
Signed-off-by: Frederik Moellers <frederik.moellers@upb.de>
Signed-off-by: Steve Dickson <steved@redhat.com>
---
 utils/gssd/krb5_util.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/utils/gssd/krb5_util.c b/utils/gssd/krb5_util.c
index 9ef80f0..abebdcd 100644
--- a/utils/gssd/krb5_util.c
+++ b/utils/gssd/krb5_util.c
@@ -852,11 +852,19 @@ find_keytab_entry(krb5_context context, krb5_keytab kt, const char *tgtname,
 	}
 
 	/*
-	 * Try the "appropriate" realm first, and if nothing found for that
-	 * realm, try the default realm (if it hasn't already been tried).
+	 * Make sure the preferred_realm, which may have been explicitly set
+	 * on the command line, is tried first. If nothing is found go on with
+	 * the host and local default realm (if that hasn't already been tried).
 	 */
 	i = 0;
 	realm = realmnames[i];
+
+	if (strcmp (realm, preferred_realm) != 0) {
+		realm = preferred_realm;
+		/* resetting the realmnames index */
+		i = -1;
+	}
+
 	while (1) {
 		if (realm == NULL) {
 			tried_all = 1;
-- 
1.8.3.1.487.g3e7a5b4

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File 0003-Fix-handling-of-preferred-realm-command-line-option.patch of Package nfs-utils (Revision fe2758039bcfe9a78435dd43160f8a1b)

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