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

[tip-bot for Jiang Liu]

Commit-ID:  df6e23ae62d46a524ba3db95a201904a01419bdc
Gitweb:     http://git.kernel.org/tip/df6e23ae62d46a524ba3db95a201904a01419bdc
Author:     Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
AuthorDate: Mon, 13 Jul 2015 20:31:12 +0000
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sun, 26 Jul 2015 11:47:25 +0200

avr32/irq: 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@xxxxxxxxxxxxxxx>
Acked-by: Hans-Christian Egtvedt <egtvedt@xxxxxxxxxxxx>
Cc: Haavard Skinnemoen <hskinnemoen@xxxxxxxxx>
Link: http://lkml.kernel.org/r/20150713100606.527106283@xxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 arch/avr32/mach-at32ap/pio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/avr32/mach-at32ap/pio.c b/arch/avr32/mach-at32ap/pio.c
index 6c7035a..157a5e0 100644
--- a/arch/avr32/mach-at32ap/pio.c
+++ b/arch/avr32/mach-at32ap/pio.c
@@ -286,7 +286,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 	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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