KERNELVERSION=$(echo "${FILE##$target/boot/vmlinuz-}")
# make sure mdadm isn't executed in initrd:
-if [ -d "$target"/etc/default/mdadm ] ; then
+if [ -f "$target"/etc/default/mdadm ] ; then
sed -i "s/START_DAEMON=.*/s/START_DAEMON='false'/" "$target"/etc/default/mdadm
sed -i "s/INITRDSTART=.*/INITRDSTART='none'/" "$target"/etc/default/mdadm
fi