iprutils: Allow systemd daemons to be activated later during boot
iprutils: Allow systemd daemons to be activated later during boot

This patch prevents tool_init to stop when there is no scsi host
on ipr device, thus allowing the ipr daemons to start later during
boot process.

signed-off-by: Daniel Kreling <9de9c78356328cdcb82113a6ca86c8f74adbadc3@linux.vnet.ibm.com>

leitao/iprutils