OMAP GPIO driver allowed to be built as loadable module, but it doesn't set owner field in GPIO chip structure. As result, module_get/put() API is not working and it's possible to unload OMAP driver while in use:
omap_gpio 48051000.gpio: REMOVING GPIOCHIP WITH GPIOS STILL REQUESTED Hence, add missing configuration. Cc: Tony Lindgren <[email protected]> Fixes: cac089f9026e ('gpio: omap: Allow building as a loadable module') Signed-off-by: Grygorii Strashko <[email protected]> --- Hi Linus, Seems this one is for 4.2-rc. drivers/gpio/gpio-omap.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index a0ad803..61a731f 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1187,6 +1187,7 @@ static int omap_gpio_probe(struct platform_device *pdev) bank->irq = res->start; bank->dev = dev; bank->chip.dev = dev; + bank->chip.owner = THIS_MODULE; bank->dbck_flag = pdata->dbck_flag; bank->stride = pdata->bank_stride; bank->width = pdata->bank_width; -- 2.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
