From: Andrew Beekhof <andrew@beekhof.net>
Date: Wed, 9 Sep 2015 14:46:49 +1000
Subject: [PATCH] Fix: crmd: Prevent segfault by correctly detecting when
 notifications are not required

(cherry picked from commit 5eb9f93ef666c75e5f32827a92b0a57ada063803)
---
 crmd/notify.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crmd/notify.c b/crmd/notify.c
index ca2be0f..179af18 100644
--- a/crmd/notify.c
+++ b/crmd/notify.c
@@ -141,7 +141,7 @@ crmd_notify_fencing_op(stonith_event_t * e)
 {
     char *desc = NULL;
 
-    if(notify_script) {
+    if(notify_script == NULL) {
         return;
     }