#4749 [fvt]2.11:runcmdinstaller -h return wrong value

[junxiaw]

1.download the latest build
2. set xcatdebugmode=1
3.runcmdinstaller
root@c910f04x27v08:~# runcmdinstaller
Usage:

runcmdinstaller <node> ""

make sure all the commands are quoted by ""

root@c910f04x27v08:~# echo $?
1
------------->wrong return value