Re: [PATCH 6/6] i2c: Make remove callback return void

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On Tue, 28 Jun 2022 16:03:12 +0200, Uwe Kleine-König wrote:
> From: Uwe Kleine-König <uwe@xxxxxxxxxxxxxxxxx>
> 
> The value returned by an i2c driver's remove function is mostly ignored.
> (Only an error message is printed if the value is non-zero that the
> error is ignored.)
> 
> So change the prototype of the remove function to return no value. This
> way driver authors are not tempted to assume that passing an error to
> the upper layer is a good idea. All drivers are adapted accordingly.
> There is no intended change of behaviour, all callbacks were prepared to
> return 0 before.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---

That's a huge change for a relatively small benefit, but if this is
approved by the I2C core maintainer then fine with me. For:

>  drivers/hwmon/adc128d818.c                                | 4 +---
>  drivers/hwmon/adt7470.c                                   | 3 +--
>  drivers/hwmon/asb100.c                                    | 6 ++----
>  drivers/hwmon/asc7621.c                                   | 4 +---
>  drivers/hwmon/dme1737.c                                   | 4 +---
>  drivers/hwmon/f75375s.c                                   | 5 ++---
>  drivers/hwmon/fschmd.c                                    | 6 ++----
>  drivers/hwmon/ftsteutates.c                               | 3 +--
>  drivers/hwmon/ina209.c                                    | 4 +---
>  drivers/hwmon/ina3221.c                                   | 4 +---
>  drivers/hwmon/jc42.c                                      | 3 +--
>  drivers/hwmon/mcp3021.c                                   | 4 +---
>  drivers/hwmon/occ/p8_i2c.c                                | 4 +---
>  drivers/hwmon/pcf8591.c                                   | 3 +--
>  drivers/hwmon/smm665.c                                    | 3 +--
>  drivers/hwmon/tps23861.c                                  | 4 +---
>  drivers/hwmon/w83781d.c                                   | 4 +---
>  drivers/hwmon/w83791d.c                                   | 6 ++----
>  drivers/hwmon/w83792d.c                                   | 6 ++----
>  drivers/hwmon/w83793.c                                    | 6 ++----
>  drivers/hwmon/w83795.c                                    | 4 +---
>  drivers/hwmon/w83l785ts.c                                 | 6 ++----
>  drivers/i2c/i2c-core-base.c                               | 6 +-----
>  drivers/i2c/i2c-slave-eeprom.c                            | 4 +---
>  drivers/i2c/i2c-slave-testunit.c                          | 3 +--
>  drivers/i2c/i2c-smbus.c                                   | 3 +--
>  drivers/i2c/muxes/i2c-mux-ltc4306.c                       | 4 +---
>  drivers/i2c/muxes/i2c-mux-pca9541.c                       | 3 +--
>  drivers/i2c/muxes/i2c-mux-pca954x.c                       | 3 +--

Reviewed-by: Jean Delvare <jdelvare@xxxxxxx>

-- 
Jean Delvare
SUSE L3 Support




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