gpio: 74x164: Use devm_kzalloc
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
index 2975036..604b998 100644
--- a/drivers/gpio/gpio-74x164.c
+++ b/drivers/gpio/gpio-74x164.c
@@ -90,7 +90,7 @@
if (ret < 0)
return ret;
- chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ chip = devm_kzalloc(&spi->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
@@ -125,7 +125,6 @@
exit_destroy:
dev_set_drvdata(&spi->dev, NULL);
mutex_destroy(&chip->lock);
- kfree(chip);
return ret;
}
@@ -141,10 +140,9 @@
dev_set_drvdata(&spi->dev, NULL);
ret = gpiochip_remove(&chip->gpio_chip);
- if (!ret) {
+ if (!ret)
mutex_destroy(&chip->lock);
- kfree(chip);
- } else
+ else
dev_err(&spi->dev, "Failed to remove the GPIO controller: %d\n",
ret);