Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
gpio: pca9570: Use devm_mutex_init() for mutex initialization
Use devm_mutex_init() since it brings some benefits when
CONFIG_DEBUG_MUTEXES is enabled.
Reviewed-by: Linus Walleij <linusw@kernel.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20260113111156.188051-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
authored by
Andy Shevchenko
and committed by
Bartosz Golaszewski
e05ef046
568ea51e
+5
-1
+5
-1
drivers/gpio/gpio-pca9570.c
+5
-1
drivers/gpio/gpio-pca9570.c
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static int pca9570_probe(struct i2c_client *client)
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{
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struct device *dev = &client->dev;
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struct pca9570 *gpio;
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int ret;
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gpio = devm_kzalloc(&client->dev, sizeof(*gpio), GFP_KERNEL);
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if (!gpio)
···
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gpio->chip.ngpio = gpio->chip_data->ngpio;
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gpio->chip.can_sleep = true;
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-
mutex_init(&gpio->lock);
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ret = devm_mutex_init(dev, &gpio->lock);
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if (ret)
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return ret;
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/* Read the current output level */
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pca9570_read(gpio, &gpio->out);