On Fri, Jul 17, 2015 at 11:32:42AM +0200, Markus Pargmann wrote:
> The name is set optionally from DT. Therefore we need to reset the name
> variable for every loop iteration. Otherwise we could use a wrong or
> uninitialized name.
This doesn't make sense. of_get_gpio_hog falls back to using the node
name so name will always be updated (unless there's an error).
Could be better documented, though.
> Signed-off-by: Markus Pargmann <m...@pengutronix.de>
> ---
> drivers/gpio/gpiolib-of.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
> index 9a0ec48a4737..60aebe4d7c26 100644
> --- a/drivers/gpio/gpiolib-of.c
> +++ b/drivers/gpio/gpiolib-of.c
> @@ -209,11 +209,11 @@ static void of_gpiochip_scan_hogs(struct gpio_chip
> *chip)
> {
> struct gpio_desc *desc = NULL;
> struct device_node *np;
> - const char *name;
> enum gpio_lookup_flags lflags;
> enum gpiod_flags dflags;
>
> for_each_child_of_node(chip->of_node, np) {
> + const char *name = NULL;
> if (!of_property_read_bool(np, "gpio-hog"))
> continue;
Johan
--
To unsubscribe from this list: send the line "unsubscribe linux-gpio" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
