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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2023-07-17 16:27:43 +0200
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2023-07-19 13:32:37 +0200
commit1945063eb59e64d2919cb14d54d081476d9e53bb (patch)
treee31d8a3fb8fd263f4f3ffb8601cde8038893216a
parent5a7adc6c1069ce31ef4f606ae9c05592c80a6ab5 (diff)
gpio: mvebu: Make use of devm_pwmchip_add
This allows to get rid of a call to pwmchip_remove() in the error path. There is no .remove function for this driver, so this change fixes a resource leak when a gpio-mvebu device is unbound. Fixes: 757642f9a584 ("gpio: mvebu: Add limited PWM support") Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Andy Shevchenko <andy@kernel.org> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
-rw-r--r--drivers/gpio/gpio-mvebu.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index a68f682aec01..a35958e7adf6 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -874,7 +874,7 @@ static int mvebu_pwm_probe(struct platform_device *pdev,
spin_lock_init(&mvpwm->lock);
- return pwmchip_add(&mvpwm->chip);
+ return devm_pwmchip_add(dev, &mvpwm->chip);
}
#ifdef CONFIG_DEBUG_FS
@@ -1243,8 +1243,7 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
if (!mvchip->domain) {
dev_err(&pdev->dev, "couldn't allocate irq domain %s (DT).\n",
mvchip->chip.label);
- err = -ENODEV;
- goto err_pwm;
+ return -ENODEV;
}
err = irq_alloc_domain_generic_chips(
@@ -1296,9 +1295,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
err_domain:
irq_domain_remove(mvchip->domain);
-err_pwm:
- pwmchip_remove(&mvchip->mvpwm->chip);
-
return err;
}