From 1d2d244077bd02f5ab7b53aef27f8d6e343f8a4a Mon Sep 17 00:00:00 2001
From: Dagobert Michelsen <dam@opencsw.org>
Date: Thu, 28 May 2015 13:19:02 +0200
Subject: [PATCH] Handle case when zone_scandir() returns NULL

---
 src/zone.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/zone.c b/src/zone.c
index 52dd977b..e4aad815 100644
--- a/src/zone.c
+++ b/src/zone.c
@@ -188,6 +188,9 @@ static int zone_read (void)
 
 	tree=zone_scandir(procdir);
 	closedir(procdir);
+	if (tree == NULL) {
+		return (-1);
+	}
 	zone_submit_values(tree); /* this also frees tree */
 	return (0);
 }
-- 
2.30.2