diff --git a/vbox-vboxadd-init-script.diff b/vbox-vboxadd-init-script.diff
index d8506a9..3812740 100644
--- a/vbox-vboxadd-init-script.diff
+++ b/vbox-vboxadd-init-script.diff
@@ -1,10 +1,6 @@
-Index: src/VBox/Additions/linux/installer/vboxadd.sh
-===================================================================
 --- src/VBox/Additions/linux/installer/vboxadd.sh.orig
 +++ src/VBox/Additions/linux/installer/vboxadd.sh
-@@ -19,15 +19,16 @@
- # chkconfig: 357 30 70
- # description: VirtualBox Linux Additions kernel modules
+@@ -21,11 +21,12 @@
  #
  ### BEGIN INIT INFO
  # Provides:       vboxadd
@@ -20,11 +16,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
  ### END INIT INFO
  
  PATH=$PATH:/bin:/sbin:/usr/sbin
- PACKAGE=VBoxGuestAdditions
- LOG="/var/log/vboxadd-install.log"
-@@ -248,32 +249,20 @@ do_vboxguest_non_udev()
-         mknod -m 0664 $dev c $maj $min || {
-             rmmod vboxguest 2>/dev/null
+@@ -255,12 +256,6 @@ do_vboxguest_non_udev()
              fail "Cannot create device $dev with major $maj and minor $min"
          }
      fi
@@ -37,10 +29,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
  
      if [ ! -c $userdev ]; then
          maj=10
-         min=`sed -n 's;\([0-9]\+\) vboxuser;\1;p' /proc/misc`
-         if [ ! -z "$min" ]; then
-             mknod -m 0666 $userdev c $maj $min || {
-                 rm -f $dev 2>/dev/null
+@@ -271,12 +266,6 @@ do_vboxguest_non_udev()
                  rmmod vboxguest 2>/dev/null
                  fail "Cannot create device $userdev with major $maj and minor $min"
              }
@@ -53,11 +42,21 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
          fi
      fi
  }
- 
+@@ -284,6 +273,13 @@ do_vboxguest_non_udev()
  start()
-@@ -478,36 +467,12 @@ extra_setup()
- }
- 
+ {
+     begin "Starting the VirtualBox Guest Additions ";
++
++    if [ -x /usr/bin/systemd-detect-virt  ]; then
++      if [ "x$(systemd-detect-virt)" != "xoracle"  ]; then
++          fail "Not running on a virtualbox guest"
++      fi
++    fi
++
+     uname -r | grep -q '^2\.6' 2>/dev/null &&
+         ps -A -o comm | grep -q '/*udevd$' 2>/dev/null ||
+         no_udev=1
+@@ -491,32 +487,8 @@ extra_setup()
  # setup_script
  setup()
  {
@@ -92,5 +91,3 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
  }
  
  # cleanup_script
- cleanup()
- {
diff --git a/virtualbox.changes b/virtualbox.changes
index c89063c..b3ead67 100644
--- a/virtualbox.changes
+++ b/virtualbox.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Mar  1 22:07:32 UTC 2013 - crrodriguez@opensuse.org
+
+- vboxadd init script should not do anything if not running
+  in a virtualbox guest.
+
 -------------------------------------------------------------------
 Mon Jan 21 10:32:45 UTC 2013 - sndirsch@suse.com