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author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2022-01-23 18:52:01 +0100 |
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committer | Mark Brown <broonie@kernel.org> | 2022-02-09 13:00:45 +0000 |
commit | a0386bba70934d42f586eaf68b21d5eeaffa7bd0 (patch) | |
tree | 02ff38f123ace54dabd238564ca992ac616b28ea /drivers/gpio/gpio-max3191x.c | |
parent | afb0a80e63d67e957b5d0eb4ade301aff6e13c8c (diff) | |
download | linux-a0386bba70934d42f586eaf68b21d5eeaffa7bd0.tar.gz linux-a0386bba70934d42f586eaf68b21d5eeaffa7bd0.tar.bz2 linux-a0386bba70934d42f586eaf68b21d5eeaffa7bd0.zip |
spi: make remove callback a void function
The value returned by an spi 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@pengutronix.de>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Acked-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Claudius Heine <ch@denx.de>
Acked-by: Stefan Schmidt <stefan@datenfreihafen.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For MMC
Acked-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Acked-by: Łukasz Stelmach <l.stelmach@samsung.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20220123175201.34839-6-u.kleine-koenig@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/gpio/gpio-max3191x.c')
-rw-r--r-- | drivers/gpio/gpio-max3191x.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-max3191x.c b/drivers/gpio/gpio-max3191x.c index 51cd6f98d1c7..161c4751c5f7 100644 --- a/drivers/gpio/gpio-max3191x.c +++ b/drivers/gpio/gpio-max3191x.c @@ -443,14 +443,12 @@ static int max3191x_probe(struct spi_device *spi) return 0; } -static int max3191x_remove(struct spi_device *spi) +static void max3191x_remove(struct spi_device *spi) { struct max3191x_chip *max3191x = spi_get_drvdata(spi); gpiochip_remove(&max3191x->gpio); mutex_destroy(&max3191x->lock); - - return 0; } static int __init max3191x_register_driver(struct spi_driver *sdrv) |