mei: mei_txe_fw_sts can be static

CC: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/mei/hw-txe.c

@@ -601,7 +601,7 @@ static int mei_txe_readiness_wait(struct mei_device *dev)
 	return 0;
 }
 
-const struct mei_fw_status mei_txe_fw_sts = {
+static const struct mei_fw_status mei_txe_fw_sts = {
 	.count = 2,
 	.status[0] = PCI_CFG_TXE_FW_STS0,
 	.status[1] = PCI_CFG_TXE_FW_STS1