staging: unisys: reference bus_no and dev_no directly

Don't store it in a local variable but reference it from the
visor_device.
Reviewed-by: Sameer Wadgaonkar <sameer.wadgaonkar@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorbus/visorchipset.c

@@ -571,8 +571,6 @@ static int device_changestate_responder(
 				struct visor_segment_state response_state)
 {
 	struct controlvm_message outmsg;
-	u32 bus_no = p->chipset_bus_no;
-	u32 dev_no = p->chipset_dev_no;
 
 	if (!p->pending_msg_hdr)
 		return -EIO;
@@ -581,8 +579,8 @@ static int device_changestate_responder(
 
 	controlvm_init_response(&outmsg, p->pending_msg_hdr, response);
 
-	outmsg.cmd.device_change_state.bus_no = bus_no;
-	outmsg.cmd.device_change_state.dev_no = dev_no;
+	outmsg.cmd.device_change_state.bus_no = p->chipset_bus_no;
+	outmsg.cmd.device_change_state.dev_no = p->chipset_dev_no;
 	outmsg.cmd.device_change_state.state = response_state;
 
 	return visorchannel_signalinsert(chipset_dev->controlvm_channel,