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 <jiang.liu@linux.intel.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c
index 27e4aa6971d1..bb377c110541 100644
--- a/drivers/pinctrl/intel/pinctrl-intel.c
+++ b/drivers/pinctrl/intel/pinctrl-intel.c
@@ -840,7 +840,7 @@ static void intel_gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 {
         struct gpio_chip *gc = irq_desc_get_handler_data(desc);
         struct intel_pinctrl *pctrl = gpiochip_to_pinctrl(gc);
-        struct irq_chip *chip = irq_get_chip(irq);
+        struct irq_chip *chip = irq_desc_get_chip(desc);
         int i;
 
         chained_irq_enter(chip, desc);