[patch 3/3] avr32/irq: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc

[Thomas Gleixner]

From: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>

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@xxxxxxxxxxxxxxx>
Acked-by: Hans-Christian Egtvedt <egtvedt@xxxxxxxxxxxx>
Cc: Haavard Skinnemoen <hskinnemoen@xxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 arch/avr32/mach-at32ap/pio.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: tip/arch/avr32/mach-at32ap/pio.c
===================================================================
--- tip.orig/arch/avr32/mach-at32ap/pio.c
+++ tip/arch/avr32/mach-at32ap/pio.c
@@ -286,7 +286,7 @@ static void gpio_irq_handler(unsigned ir
 	struct pio_device	*pio = irq_desc_get_chip_data(desc);
 	unsigned		gpio_irq;
 
-	gpio_irq = (unsigned) irq_get_handler_data(irq);
+	gpio_irq = (unsigned) irq_desc_get_handler_data(desc);
 	for (;;) {
 		u32		isr;
 


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