powerpc: Fix unused variable warning for epapr_has_idle

This warning can be seen in allyesconfig, and was introduced by commit
f9eb581c63b2acce827570e105205c0789360650 "powerpc: fix build of
epapr_paravirt on 64-bit book3s".

Signed-off-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Scott Wood 2014-05-15 11:28:26 -05:00
commit 8067bd8a12