From fad3985e6173fd30343ea95107bd53515462cd52 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dag-Erling=20Sm=C3=B8rgrav?= <des@des.no>
Date: Tue, 12 Feb 2002 22:42:52 +0000
Subject: [PATCH] Fix a showstopping NULL dereference in pam_set_item(3).

Sponsored by:	DARPA, NAI Labs


git-svn-id: svn+ssh://svn.openpam.org/svn/openpam/trunk@48 185d5e19-27fe-0310-9dcf-9bff6b9f3609
---
 lib/pam_set_item.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/pam_set_item.c b/lib/pam_set_item.c
index 1cebfd5..cc6f9c4 100644
--- a/lib/pam_set_item.c
+++ b/lib/pam_set_item.c
@@ -72,7 +72,8 @@ pam_set_item(pam_handle_t *pamh,
 	case PAM_RUSER:
 	case PAM_USER_PROMPT:
 	case PAM_AUTHTOK_PROMPT:
-		size = strlen(*slot) + 1;
+		if (*slot != NULL)
+			size = strlen(*slot) + 1;
 		if (item != NULL)
 			tmp = strdup(item);
 		break;