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authorBartosz Golaszewski <bartosz.golaszewski@linaro.org>2025-04-23 09:15:05 +0200
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2025-04-30 10:27:58 +0200
commit68ef71400d0e7a9049c36cd0954ecc67521b0bc8 (patch)
tree86106339019f86a4f83135c402c0176d4aa9034c
parentgpio: imx-scu: use lock guards (diff)
downloadlinux-rng-68ef71400d0e7a9049c36cd0954ecc67521b0bc8.tar.xz
linux-rng-68ef71400d0e7a9049c36cd0954ecc67521b0bc8.zip
gpio: imx-scu: destroy the mutex in detach path
Use devm_mutex_init() in order to clean up after the mutex debug data in detach and error path. Reviewed-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20250423-gpiochip-set-rv-gpio-part2-v1-3-b22245cde81a@linaro.org Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
-rw-r--r--drivers/gpio/gpio-imx-scu.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-imx-scu.c b/drivers/gpio/gpio-imx-scu.c
index 99df95e65820..cf98b948f804 100644
--- a/drivers/gpio/gpio-imx-scu.c
+++ b/drivers/gpio/gpio-imx-scu.c
@@ -88,7 +88,10 @@ static int imx_scu_gpio_probe(struct platform_device *pdev)
return ret;
priv->dev = dev;
- mutex_init(&priv->lock);
+
+ ret = devm_mutex_init(&pdev->dev, &priv->lock);
+ if (ret)
+ return ret;
gc = &priv->chip;
gc->base = -1;