From ce76538f64067576e51c3e3aecb3a5a33183ead2 Mon Sep 17 00:00:00 2001
From: "thibault.dewailly" <thibault.dewailly@ovh.net>
Date: Mon, 11 Apr 2016 08:55:44 +0200
Subject: [PATCH] 3.1_bootloader_ownership.sh fix

---
 bin/hardening/3.1_bootloader_ownership.sh | 6 ++++++
 lib/utils.sh                              | 7 ++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/bin/hardening/3.1_bootloader_ownership.sh b/bin/hardening/3.1_bootloader_ownership.sh
index b31250d..044d2b0 100755
--- a/bin/hardening/3.1_bootloader_ownership.sh
+++ b/bin/hardening/3.1_bootloader_ownership.sh
@@ -40,6 +40,12 @@ apply () {
 
 # This function will check config parameters required
 check_config() {
+
+    is_pkg_installed "grub-pc"
+    if [ $FNRET != 0 ]; then
+        warn "Grub is not installed, not handling configuration"
+        exit 128
+    fi
     does_user_exist $USER
     if [ $FNRET != 0 ]; then
         crit "$USER does not exist"
diff --git a/lib/utils.sh b/lib/utils.sh
index b04f2bc..7020e6a 100644
--- a/lib/utils.sh
+++ b/lib/utils.sh
@@ -202,11 +202,12 @@ apt_check_updates()
 #   Returns if a package is installed
 #
 
-is_installed()
+is_pkg_installed()
 {
     PKG_NAME=$1
-    if `dpkg -s $PKG_NAME 2> /dev/null | grep -q '^Status: install '` ; then
+    if $(dpkg -s $PKG_NAME 2> /dev/null | grep -q '^Status: install ') ; then
         FNRET=0
+    else
+        FNRET=1
     fi
-    FNRET=1
 }