From c86434ccb576a3ce35b5a74f72b9f03bd45b522a Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Fri, 6 Aug 2010 19:18:05 -0700
Subject: [PATCH] (__getlogin_r_loginuid): Also fail if tpwd after pwuid call
 is NULL.

---
 sysdeps/unix/sysv/linux/getlogin_r.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sysdeps/unix/sysv/linux/getlogin_r.c b/sysdeps/unix/sysv/linux/getlogin_r.c
index 7d4d6c0..42041ee 100644
--- a/sysdeps/unix/sysv/linux/getlogin_r.c
+++ b/sysdeps/unix/sysv/linux/getlogin_r.c
@@ -81,7 +81,7 @@ __getlogin_r_loginuid (name, namesize)
 	use_malloc = true;
       }
 
-  if (res != 0)
+  if (res != 0 || tpwd == NULL)
     {
       result = -1;
       goto out;
-- 
2.7.4