summaryrefslogtreecommitdiff
path: root/drivers/iio/adc/ltc2496.c
diff options
context:
space:
mode:
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2022-01-23 20:52:01 +0300
committerMark Brown <broonie@kernel.org>2022-02-09 16:00:45 +0300
commita0386bba70934d42f586eaf68b21d5eeaffa7bd0 (patch)
tree02ff38f123ace54dabd238564ca992ac616b28ea /drivers/iio/adc/ltc2496.c
parentafb0a80e63d67e957b5d0eb4ade301aff6e13c8c (diff)
downloadlinux-a0386bba70934d42f586eaf68b21d5eeaffa7bd0.tar.xz
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/iio/adc/ltc2496.c')
-rw-r--r--drivers/iio/adc/ltc2496.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/iio/adc/ltc2496.c b/drivers/iio/adc/ltc2496.c
index dd956a7c216e..5a55f79f2574 100644
--- a/drivers/iio/adc/ltc2496.c
+++ b/drivers/iio/adc/ltc2496.c
@@ -78,13 +78,11 @@ static int ltc2496_probe(struct spi_device *spi)
return ltc2497core_probe(dev, indio_dev);
}
-static int ltc2496_remove(struct spi_device *spi)
+static void ltc2496_remove(struct spi_device *spi)
{
struct iio_dev *indio_dev = spi_get_drvdata(spi);
ltc2497core_remove(indio_dev);
-
- return 0;
}
static const struct of_device_id ltc2496_of_match[] = {