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mfd: mc13xxx: Make mc13xxx_common_exit() return void
Up to now mc13xxx_common_exit() returns zero unconditionally. Make it return void instead which makes it easier to see in the callers that there is no error to handle. Also the return value of i2c and spi remove callbacks is ignored anyway. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Lee Jones <lee.jones@linaro.org> Link: https://lore.kernel.org/r/20211012153945.2651412-9-u.kleine-koenig@pengutronix.de
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@ -496,15 +496,13 @@ int mc13xxx_common_init(struct device *dev)
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}
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EXPORT_SYMBOL_GPL(mc13xxx_common_init);
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int mc13xxx_common_exit(struct device *dev)
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void mc13xxx_common_exit(struct device *dev)
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{
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struct mc13xxx *mc13xxx = dev_get_drvdata(dev);
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mfd_remove_devices(dev);
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regmap_del_irq_chip(mc13xxx->irq, mc13xxx->irq_data);
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mutex_destroy(&mc13xxx->lock);
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return 0;
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}
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EXPORT_SYMBOL_GPL(mc13xxx_common_exit);
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@ -87,7 +87,8 @@ static int mc13xxx_i2c_probe(struct i2c_client *client,
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static int mc13xxx_i2c_remove(struct i2c_client *client)
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{
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return mc13xxx_common_exit(&client->dev);
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mc13xxx_common_exit(&client->dev);
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return 0;
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}
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static struct i2c_driver mc13xxx_i2c_driver = {
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@ -168,7 +168,8 @@ static int mc13xxx_spi_probe(struct spi_device *spi)
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static int mc13xxx_spi_remove(struct spi_device *spi)
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{
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return mc13xxx_common_exit(&spi->dev);
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mc13xxx_common_exit(&spi->dev);
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return 0;
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}
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static struct spi_driver mc13xxx_spi_driver = {
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@ -44,6 +44,6 @@ struct mc13xxx {
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};
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int mc13xxx_common_init(struct device *dev);
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int mc13xxx_common_exit(struct device *dev);
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void mc13xxx_common_exit(struct device *dev);
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#endif /* __DRIVERS_MFD_MC13XXX_H */
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