platform/x86/siemens: simatic-ipc-batt: fix logical error for BX-59A

The variable "priv.devmode" is missing from if statement that leads
to a logical error. Add the missing variable to the if condition.

Fixes: c56beff2 ("platform/x86/siemens: simatic-ipc-batt: add support for module BX-59A")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202308010001.BGYCSQrl-lkp@intel.com/Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: xingtong.wu <xingtong.wu@siemens.com>
Link: https://lore.kernel.org/r/20430802173844.2483-1-xingtong_wu@163.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/siemens/simatic-ipc-batt.c

@@ -194,7 +194,8 @@ int simatic_ipc_batt_probe(struct platform_device *pdev, struct gpiod_lookup_tab
 
 	if (table->table[2].key) {
 		flags = GPIOD_OUT_HIGH;
-		if (priv.devmode == SIMATIC_IPC_DEVICE_BX_21A || SIMATIC_IPC_DEVICE_BX_59A)
+		if (priv.devmode == SIMATIC_IPC_DEVICE_BX_21A ||
+		    priv.devmode == SIMATIC_IPC_DEVICE_BX_59A)
 			flags = GPIOD_OUT_LOW;
 		priv.gpios[2] = devm_gpiod_get_index(dev, "CMOSBattery meter", 2, flags);
 		if (IS_ERR(priv.gpios[2])) {