WARNING: drivers/watchdog/built-in.o(.data+0x24): Section mismatch in reference from the variable mtx1_wdt to the function .devinit.text:mtx1_wdt_probe() The variable mtx1_wdt references the function __devinit mtx1_wdt_probe() If the reference is valid then annotate the variable with __init* or __refdata (see linux/init.h) or name the variable: *driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console WARNING: drivers/watchdog/built-in.o(.data+0x28): Section mismatch in reference from the variable mtx1_wdt to the function .devexit.text:mtx1_wdt_remove() The variable mtx1_wdt references the function __devexit mtx1_wdt_remove() If the reference is valid then annotate the variable with __exit* (see linux/init.h) or name the variable: *driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console WARNING: drivers/built-in.o(.data+0x4ec4): Section mismatch in reference from the variable mtx1_wdt to the function .devinit.text:mtx1_wdt_probe() The variable mtx1_wdt references the function __devinit mtx1_wdt_probe() If the reference is valid then annotate the variable with __init* or __refdata (see linux/init.h) or name the variable: *driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console WARNING: drivers/built-in.o(.data+0x4ec8): Section mismatch in reference from the variable mtx1_wdt to the function .devexit.text:mtx1_wdt_remove() The variable mtx1_wdt references the function __devexit mtx1_wdt_remove() If the reference is valid then annotate the variable with __exit* (see linux/init.h) or name the variable: *driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console