On 3/3/23 09:19, Uwe Kleine-König wrote: > The .remove() callback for a platform driver returns an int which makes > many driver authors wrongly assume it's possible to do error handling by > returning an error code. However the value returned is (mostly) ignored > and this typically results in resource leaks. To improve here there is a > quest to make the remove callback return void. In the first step of this > quest all drivers are converted to .remove_new() which already returns > void. > > Trivially convert this driver from always returning zero in the remove > callback to the void returning variant. > > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
diff --git a/drivers/spi/spi-iproc-qspi.c b/drivers/spi/spi-iproc-qspi.c index 91cf8eb7213c..5980a0dbbccb 100644 --- a/drivers/spi/spi-iproc-qspi.c +++ b/drivers/spi/spi-iproc-qspi.c @@ -127,11 +127,9 @@ static int bcm_iproc_probe(struct platform_device *pdev) return bcm_qspi_probe(pdev, soc_intc); } -static int bcm_iproc_remove(struct platform_device *pdev) +static void bcm_iproc_remove(struct platform_device *pdev) { bcm_qspi_remove(pdev); - - return 0; } static const struct of_device_id bcm_iproc_of_match[] = { @@ -143,7 +141,7 @@ MODULE_DEVICE_TABLE(of, bcm_iproc_of_match); static struct platform_driver bcm_iproc_driver = { .probe = bcm_iproc_probe, - .remove = bcm_iproc_remove, + .remove_new = bcm_iproc_remove, .driver = { .name = "bcm_iproc", .pm = &bcm_qspi_pm_ops,
The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> --- drivers/spi/spi-iproc-qspi.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)