From: Ben Pfaff <blp@nicira.com>
Date: Wed, 21 Jan 2009 00:33:32 +0000 (-0800)
Subject: daemon: Fix segfault in read_pidfile() when pidfile does not exist.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7d97bab303dfdb54c82653c0eb83e294647bb45a;p=openvswitch

daemon: Fix segfault in read_pidfile() when pidfile does not exist.
---

diff --git a/lib/daemon.c b/lib/daemon.c
index 4d7b044b..a3b824e6 100644
--- a/lib/daemon.c
+++ b/lib/daemon.c
@@ -294,6 +294,8 @@ read_pidfile(const char *pidfile)
     return lck.l_pid;
 
 error:
-    fclose(file);
+    if (file) {
+        fclose(file);
+    }
     return -error;
 }