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authorMatti Vaittinen <matti.vaittinen@fi.rohmeurope.com>2021-06-03 13:00:21 +0300
committerBartosz Golaszewski <bgolaszewski@baylibre.com>2021-06-04 20:53:51 +0200
commit40e568f9c88db8efe264b3a372faea940fc12a0f (patch)
tree641eb85b8cc86be1d14447bae1dbdd6b0b524842 /drivers/gpio
parentbd56b051c96b9e0bbfaa7f79d3fad385fae2ac4b (diff)
gpio: gpio-regmap: Use devm_add_action_or_reset()
Slightly simplify the devm_gpio_regmap_register() by using the devm_add_action_or_reset(). Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Michael Walle <michael@walle.cc> Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-regmap.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/gpio/gpio-regmap.c b/drivers/gpio/gpio-regmap.c
index 134cedf151a7..1ead1290eb3f 100644
--- a/drivers/gpio/gpio-regmap.c
+++ b/drivers/gpio/gpio-regmap.c
@@ -311,9 +311,9 @@ void gpio_regmap_unregister(struct gpio_regmap *gpio)
}
EXPORT_SYMBOL_GPL(gpio_regmap_unregister);
-static void devm_gpio_regmap_unregister(struct device *dev, void *res)
+static void devm_gpio_regmap_unregister(void *res)
{
- gpio_regmap_unregister(*(struct gpio_regmap **)res);
+ gpio_regmap_unregister(res);
}
/**
@@ -330,20 +330,17 @@ static void devm_gpio_regmap_unregister(struct device *dev, void *res)
struct gpio_regmap *devm_gpio_regmap_register(struct device *dev,
const struct gpio_regmap_config *config)
{
- struct gpio_regmap **ptr, *gpio;
-
- ptr = devres_alloc(devm_gpio_regmap_unregister, sizeof(*ptr),
- GFP_KERNEL);
- if (!ptr)
- return ERR_PTR(-ENOMEM);
+ struct gpio_regmap *gpio;
+ int ret;
gpio = gpio_regmap_register(config);
- if (!IS_ERR(gpio)) {
- *ptr = gpio;
- devres_add(dev, ptr);
- } else {
- devres_free(ptr);
- }
+
+ if (IS_ERR(gpio))
+ return gpio;
+
+ ret = devm_add_action_or_reset(dev, devm_gpio_regmap_unregister, gpio);
+ if (ret)
+ return ERR_PTR(ret);
return gpio;
}