Prevent cp from accidently trying to pull in more arguments with file expansion.
Prevent cp from accidently trying to pull in more arguments with file expansion.

Also properly check the return code of a function call.

Conflicts:
	scripts/etc/init.d/rcS

racing-tech/rrp-raspi-installer,firepick/FireHawk,FooDeas/raspberrypi-ua-netinst,racing-tech/rrp-raspi-installer,daytonpid/FireHawk,beylsp/rpi-installer,beylsp/rpi-installer,yodaaut/raspbian-ua-netinst