gpio/mpc8xxx: Consolidate chained IRQ handler install/remove

Author: Thomas Gleixner <tglx@linutronix.de>

Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.

Search and conversion was done with coccinelle:

Reported-by: Russell King 
Signed-off-by: Thomas Gleixner 
Cc: Julia Lawall 
Cc: Linus Walleij 
Cc: Alexandre Courbot 
Cc: linux-gpio@vger.kernel.org

---
 drivers/gpio/gpio-mpc8xxx.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
 
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index 20aa66f..da8e892 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -396,8 +396,8 @@ static int mpc8xxx_probe(struct platform_device *pdev)
 	out_be32(mm_gc->regs + GPIO_IER, 0xffffffff);
 	out_be32(mm_gc->regs + GPIO_IMR, 0);
 
-	irq_set_handler_data(mpc8xxx_gc->irqn, mpc8xxx_gc);
-	irq_set_chained_handler(mpc8xxx_gc->irqn, mpc8xxx_gpio_irq_cascade);
+	irq_set_chained_handler_and_data(mpc8xxx_gc->irqn,
+					 mpc8xxx_gpio_irq_cascade, mpc8xxx_gc);
 
 	return 0;
 }
@@ -407,8 +407,7 @@ static int mpc8xxx_remove(struct platform_device *pdev)
 	struct mpc8xxx_gpio_chip *mpc8xxx_gc = platform_get_drvdata(pdev);
 
 	if (mpc8xxx_gc->irq) {
-		irq_set_handler_data(mpc8xxx_gc->irqn, NULL);
-		irq_set_chained_handler(mpc8xxx_gc->irqn, NULL);
+		irq_set_chained_handler_and_data(mpc8xxx_gc->irqn, NULL, NULL);
 		irq_domain_remove(mpc8xxx_gc->irq);
 	}

gpio/mpc8xxx: Consolidate chained IRQ handler install/remove

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