From 2ea9b8786e23add34e1da20c141e8c9c292cb746 Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Thu, 7 Aug 2014 07:50:27 -0400
Subject: [PATCH] Hooks

- It is safe to call free() with a null pointer.
---
 src/Hooks.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Hooks.cpp b/src/Hooks.cpp
index 97fa96ed2..ce89774e4 100644
--- a/src/Hooks.cpp
+++ b/src/Hooks.cpp
@@ -375,8 +375,8 @@ int Hooks::execute (
     output += line;
   }
 
-  if (line)
-    free (line);
+  free (line);
+  line = NULL;
   fclose (poutf);
   close (pout[0]);