gpio: pca953x: Utilise dev_err_probe() where it makes sense

At least in pca953x_irq_setup() we may use dev_err_probe().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 0dedb2265744132ab88eb07f5ab29b2aab8283d0..4249ec350aceadd3daad063f158d62c5a8f19143 100644 (file)
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -926,6 +926,7 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid)
 static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base)
 {
        struct i2c_client *client = chip->client;
+       struct device *dev = &client->dev;
        DECLARE_BITMAP(reg_direction, MAX_LINE);
        DECLARE_BITMAP(irq_stat, MAX_LINE);
        struct gpio_irq_chip *girq;
@@ -974,11 +975,8 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, int irq_base)
                                        NULL, pca953x_irq_handler,
                                        IRQF_ONESHOT | IRQF_SHARED,
                                        dev_name(&client->dev), chip);
-       if (ret) {
-               dev_err(&client->dev, "failed to request irq %d\n",
-                       client->irq);
-               return ret;
-       }
+       if (ret)
+               return dev_err_probe(dev, client->irq, "failed to request irq\n");
 
        return 0;
 }