From bca358bdeeb326572e355bd9dd8f4f3f3c58d64f Mon Sep 17 00:00:00 2001
From: Jan-Philipp Litza <janphilipp@litza.de>
Date: Sun, 12 Jan 2014 18:58:41 +0100
Subject: [PATCH] autoupdater: make cleanup more secure

---
 gluon/gluon-autoupdater/files/usr/sbin/autoupdater | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/gluon/gluon-autoupdater/files/usr/sbin/autoupdater b/gluon/gluon-autoupdater/files/usr/sbin/autoupdater
index cccf614..3b3bd25 100755
--- a/gluon/gluon-autoupdater/files/usr/sbin/autoupdater
+++ b/gluon/gluon-autoupdater/files/usr/sbin/autoupdater
@@ -32,10 +32,10 @@ newer_than() {
 }
 
 cleanup() {
-  rm -f $manifest
-  rm -f $fw_image
-  rm -f $manifest_upper
-  rm -f $manifest_lower
+  [ -f "$manifest" ] && rm -f "$manifest"
+  [ -f "$fw_image" ] && rm -f "$fw_image"
+  [ -f "$manifest_upper" ] && rm -f "$manifest_upper"
+  [ -f "$manifest_lower" ] && rm -f "$manifest_lower"
 }
 
 fail() {