If CONFIG_OF is not enabled, the following build warning is observed.
drivers/hwmon/tmp103.c:173:34: warning:
	‘tmp103_of_match’ defined but not used
Marking tmp103_of_match as __maybe_unused fixes the problem.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
 };
 MODULE_DEVICE_TABLE(i2c, tmp103_id);
 
-static const struct of_device_id tmp103_of_match[] = {
+static const struct of_device_id __maybe_unused tmp103_of_match[] = {
        { .compatible = "ti,tmp103" },
        { },
 };