On Fri, Sep 13, 2013 at 6:14 PM, Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx> wrote: > GPIO operation regions is a new feature introduced in ACPI 5.0 > specification. In practise it means that now ASL code can toggle GPIOs with > the help of the OS GPIO driver. [] > void acpi_gpiochip_add(struct gpio_chip *chip) > { > + struct acpi_gpio_chip_data *data; > + acpi_handle handle; > + acpi_status status; > + > + handle = ACPI_HANDLE(chip->dev); > + if (!handle) > + return; > + > + data = kzalloc(sizeof(*data), GFP_KERNEL); May we use devm_kzalloc here? -- With Best Regards, Andy Shevchenko -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html