From 0eae7db9e06645ef88d0cf15672770776293edb5 Mon Sep 17 00:00:00 2001

From: =?UTF-8?q?Pavel=20B=C5=99ezina?= <pbrezina@redhat.com>

Date: Mon, 23 May 2022 11:05:01 +0200

Subject: [PATCH] pam_sss_gss: KRB5CCNAME may be NULL

Resolves: https://github.com/SSSD/sssd/issues/6180

:fixes: A regression in pam_sss_gss module causing a failure if

  KRB5CCNAME environment variable was not set was fixed.

Reviewed-by: Alexey Tikhonov <atikhono@redhat.com>

Reviewed-by: Sumit Bose <sbose@redhat.com>

(cherry picked from commit 9aad30711a5928f0e8a3627305b6449291de507f)

---

 src/sss_client/pam_sss_gss.c | 3 ++-

 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/sss_client/pam_sss_gss.c b/src/sss_client/pam_sss_gss.c

index 51047efc3..77a58e4cf 100644

--- a/src/sss_client/pam_sss_gss.c

+++ b/src/sss_client/pam_sss_gss.c

@@ -492,7 +492,8 @@ static errno_t sss_cli_getenv(const char *variable_name, char **_value)

 {

     char *value = getenv(variable_name);

     if (value == NULL) {

-        return ENOENT;

+        *_value = NULL;

+        return EOK;

     }

     *_value = strdup(value);

-- 

2.34.3