From 9c2afd99ae73180c14084c270d8e5d4af766a107 Mon Sep 17 00:00:00 2001
From: "Todd C. Miller" <Todd.Miller@courtesan.com>
Date: Sun, 25 Nov 2012 08:12:54 -0500
Subject: [PATCH] Avoid NULL deref for unknown Defaults in strict mode.

--HG--
branch : 1.8
---
 plugins/sudoers/visudo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/sudoers/visudo.c b/plugins/sudoers/visudo.c
index 55c57fdd5..11617099d 100644
--- a/plugins/sudoers/visudo.c
+++ b/plugins/sudoers/visudo.c
@@ -840,7 +840,7 @@ check_syntax(char *sudoers_path, bool quiet, bool strict, bool oldperms)
 	    if (errorlineno != -1)
 		(void) printf(_("parse error in %s near line %d\n"),
 		    errorfile, errorlineno);
-	    else
+	    else if (errorfile != NULL)
 		(void) printf(_("parse error in %s\n"), errorfile);
 	}
     } else {
-- 
2.40.0