From: Christian Ambach <christian.ambach@de.ibm.com>
Date: Thu, 10 Feb 2011 14:55:50 +0000 (+0100)
Subject: nsswitch: fix a segfault in the krb5 locator plugin
X-Git-Tag: tevent-0.9.11~754
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d62aa577c315ec7a2049d465ad3e35a6089191f3;p=thirdparty%2Fsamba.git

nsswitch: fix a segfault in the krb5 locator plugin

after the number of retries was exceeded, the loop did not
    bail out correctly with an error and went on using a null pointer
---

diff --git a/nsswitch/winbind_krb5_locator.c b/nsswitch/winbind_krb5_locator.c
index db6e8d0d6cf..e921caea593 100644
--- a/nsswitch/winbind_krb5_locator.c
+++ b/nsswitch/winbind_krb5_locator.c
@@ -192,7 +192,7 @@ static krb5_error_code smb_krb5_locator_call_cbfunc(const char *name,
 			break;
 		}
 
-		if (ret == EAI_AGAIN) {
+		if ((ret == EAI_AGAIN) && (count > 1)) {
 			count--;
 			continue;
 		}