From 5663bb27dec1a2bfaf9d92e3685834b91a36a5a3 Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Thu, 4 Jun 2015 12:13:16 +0800 Subject: pinctrl: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we already have a pointer to corresponding irq_desc. Signed-off-by: Jiang Liu Cc: Linus Walleij Cc: linux-gpio@vger.kernel.org Signed-off-by: Thomas Gleixner --- drivers/pinctrl/pinctrl-at91.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/pinctrl/pinctrl-at91.c') diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 6cec3861dff7..e1ab69928bba 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -1596,7 +1596,7 @@ static struct irq_chip gpio_irqchip = { static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) { - struct irq_chip *chip = irq_get_chip(irq); + struct irq_chip *chip = irq_desc_get_chip(desc); struct gpio_chip *gpio_chip = irq_desc_get_handler_data(desc); struct at91_gpio_chip *at91_gpio = container_of(gpio_chip, struct at91_gpio_chip, chip); -- cgit v1.2.3-73-gaa49b