gpio: latch: store the address of pdev->dev in a helper variable

Make the code a bit more readable by using a helper variable to store
the address of pdev->dev in probe().

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250211120847.42437-2-brgl@bgdev.pl
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-latch.c b/drivers/gpio/gpio-latch.c
index 722eb5b045f548bc020fb425bc8c34deca86bc55..46cdfb08747a154c55877c092b729bf452629392 100644 (file)
--- a/drivers/gpio/gpio-latch.c
+++ b/drivers/gpio/gpio-latch.c
@@ -143,22 +143,22 @@ static int gpio_latch_probe(struct platform_device *pdev)
        struct gpio_latch_priv *priv;
        unsigned int n_latches;
 
-       priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+       priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
        if (!priv)
                return -ENOMEM;
 
-       priv->clk_gpios = devm_gpiod_get_array(&pdev->dev, "clk", GPIOD_OUT_LOW);
+       priv->clk_gpios = devm_gpiod_get_array(dev, "clk", GPIOD_OUT_LOW);
        if (IS_ERR(priv->clk_gpios))
                return PTR_ERR(priv->clk_gpios);
 
-       priv->latched_gpios = devm_gpiod_get_array(&pdev->dev, "latched", GPIOD_OUT_LOW);
+       priv->latched_gpios = devm_gpiod_get_array(dev, "latched", GPIOD_OUT_LOW);
        if (IS_ERR(priv->latched_gpios))
                return PTR_ERR(priv->latched_gpios);
 
        n_latches = priv->clk_gpios->ndescs;
        priv->n_latched_gpios = priv->latched_gpios->ndescs;
 
-       priv->shadow = devm_bitmap_zalloc(&pdev->dev, n_latches * priv->n_latched_gpios,
+       priv->shadow = devm_bitmap_zalloc(dev, n_latches * priv->n_latched_gpios,
                                          GFP_KERNEL);
        if (!priv->shadow)
                return -ENOMEM;
@@ -176,7 +176,7 @@ static int gpio_latch_probe(struct platform_device *pdev)
        device_property_read_u32(dev, "setup-duration-ns",
                                 &priv->setup_duration_ns);
        if (priv->setup_duration_ns > DURATION_NS_MAX) {
-               dev_warn(&pdev->dev, "setup-duration-ns too high, limit to %d\n",
+               dev_warn(dev, "setup-duration-ns too high, limit to %d\n",
                         DURATION_NS_MAX);
                priv->setup_duration_ns = DURATION_NS_MAX;
        }
@@ -184,7 +184,7 @@ static int gpio_latch_probe(struct platform_device *pdev)
        device_property_read_u32(dev, "clock-duration-ns",
                                 &priv->clock_duration_ns);
        if (priv->clock_duration_ns > DURATION_NS_MAX) {
-               dev_warn(&pdev->dev, "clock-duration-ns too high, limit to %d\n",
+               dev_warn(dev, "clock-duration-ns too high, limit to %d\n",
                         DURATION_NS_MAX);
                priv->clock_duration_ns = DURATION_NS_MAX;
        }
@@ -193,11 +193,11 @@ static int gpio_latch_probe(struct platform_device *pdev)
        priv->gc.ngpio = n_latches * priv->n_latched_gpios;
        priv->gc.owner = THIS_MODULE;
        priv->gc.base = -1;
-       priv->gc.parent = &pdev->dev;
+       priv->gc.parent = dev;
 
        platform_set_drvdata(pdev, priv);
 
-       return devm_gpiochip_add_data(&pdev->dev, &priv->gc, priv);
+       return devm_gpiochip_add_data(dev, &priv->gc, priv);
 }
 
 static const struct of_device_id gpio_latch_ids[] = {