linux-kernel - [PATCH 2/2] gpio: davinci: use irq_data_get_chip

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Message-Id: <ca4c79f0383786097cf59da27432eb619325002b.1451484758.git.geliangtang@163.com>
Date:	Wed, 30 Dec 2015 22:16:38 +0800
From:	Geliang Tang <geliangtang@....com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>
Cc:	Geliang Tang <geliangtang@....com>, linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] gpio: davinci: use irq_data_get_chip_type

Use irq_data_get_chip_type() instead of container_of().

Signed-off-by: Geliang Tang <geliangtang@....com>
---
 drivers/gpio/gpio-davinci.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index 65ebaef..aaa1a249 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -435,8 +435,7 @@ static struct irq_chip *davinci_gpio_get_irq_chip(unsigned int irq)
 {
 	static struct irq_chip_type gpio_unbanked;
 
-	gpio_unbanked = *container_of(irq_get_chip(irq),
-				      struct irq_chip_type, chip);
+	gpio_unbanked = *irq_data_get_chip_type(irq_get_irq_data(irq));
 
 	return &gpio_unbanked.chip;
 };
-- 
2.5.0


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