staging: xgifb: make XGIfb_has_VB return boolean

This patch makes XGIfb_has_VB return boolean, since this function
only uses either one or zero as its return value.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Geliang Tang 2015-10-18 22:35:32 +08:00 • committed by Greg Kroah-Hartman
commit 6fd9a2a19c