minor fixes for KVM SRAO test case

here is the fix list:

1) rc3.d shouldn't be the default start position. it should be
   assgined according to the /etc/inittab

2) when test case quits unexpected, qemu should be killed, too.

3) delete an extra local parameter

Signed-off-by: Chen Gong <gong.chen@linux.intel.com>
1 file changed