Commit ee203bbd authored by Michał Mirosław's avatar Michał Mirosław Committed by Bartosz Golaszewski
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gpiolib: gpio_name_to_desc: factor out !name check 



Since name == NULL can't ever match, move the check out of
IRQ-disabled region.

Signed-off-by: default avatarMichał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
parent 55f17e2a

drivers/gpio/gpiolib.c

+4 −1
Original line number Diff line number Diff line
@@ -301,6 +301,9 @@ static struct gpio_desc *gpio_name_to_desc(const char * const name) 
	struct gpio_device *gdev;

	unsigned long flags;



	if (!name)

		return NULL;



	spin_lock_irqsave(&gpio_lock, flags);



	list_for_each_entry(gdev, &gpio_devices, list) {
@@ -309,7 +312,7 @@ static struct gpio_desc *gpio_name_to_desc(const char * const name) 
		for (i = 0; i != gdev->ngpio; ++i) {

			struct gpio_desc *desc = &gdev->descs[i];



			if (!desc->name || !name)

			if (!desc->name)

				continue;



			if (!strcmp(desc->name, name)) {