From 1843e23c48f2f2de99055a0691c639cd644b050e Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 6 Aug 2012 18:44:59 +0000
Subject: [PATCH] Fix an instance in pam_krb5(8), where the variable 'user'
 could be used uninitialized.

Found by:	clang 3.2
Reviewed by:	des
MFC after:	1 week
---
 lib/libpam/modules/pam_unix/pam_unix.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/libpam/modules/pam_unix/pam_unix.c b/lib/libpam/modules/pam_unix/pam_unix.c
index 415004a4d84..5881ecf07b3 100644
--- a/lib/libpam/modules/pam_unix/pam_unix.c
+++ b/lib/libpam/modules/pam_unix/pam_unix.c
@@ -94,13 +94,13 @@ pam_sm_authenticate(pam_handle_t *pamh, int flags __unused,
 	const char *pass, *user, *realpw, *prompt;
 
 	if (openpam_get_option(pamh, PAM_OPT_AUTH_AS_SELF)) {
-		pwd = getpwnam(getlogin());
+		user = getlogin();
 	} else {
 		retval = pam_get_user(pamh, &user, NULL);
 		if (retval != PAM_SUCCESS)
 			return (retval);
-		pwd = getpwnam(user);
 	}
+	pwd = getpwnam(user);
 
 	PAM_LOG("Got user: %s", user);