gpio: siox: Add struct device *dev helper variable

This makes the code easier to read.

Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-siox.c b/drivers/gpio/gpio-siox.c
index 26a0ecd..c8cca30 100644 (file)
--- a/drivers/gpio/gpio-siox.c
+++ b/drivers/gpio/gpio-siox.c
@@ -212,20 +212,21 @@ static int gpio_siox_probe(struct siox_device *sdevice)
 {
        struct gpio_siox_ddata *ddata;
        struct gpio_irq_chip *girq;
+       struct device *dev = &sdevice->dev;
        int ret;
 
-       ddata = devm_kzalloc(&sdevice->dev, sizeof(*ddata), GFP_KERNEL);
+       ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL);
        if (!ddata)
                return -ENOMEM;
 
-       dev_set_drvdata(&sdevice->dev, ddata);
+       dev_set_drvdata(dev, ddata);
 
        mutex_init(&ddata->lock);
        spin_lock_init(&ddata->irqlock);
 
        ddata->gchip.base = -1;
        ddata->gchip.can_sleep = 1;
-       ddata->gchip.parent = &sdevice->dev;
+       ddata->gchip.parent = dev;
        ddata->gchip.owner = THIS_MODULE;
        ddata->gchip.get = gpio_siox_get;
        ddata->gchip.set = gpio_siox_set;
@@ -247,8 +248,7 @@ static int gpio_siox_probe(struct siox_device *sdevice)
 
        ret = gpiochip_add(&ddata->gchip);
        if (ret)
-               dev_err(&sdevice->dev,
-                       "Failed to register gpio chip (%d)\n", ret);
+               dev_err(dev, "Failed to register gpio chip (%d)\n", ret);
 
        return ret;
 }