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authorYangtao Li <frank.li@vivo.com>2023-07-27 15:00:43 +0800
committerUlf Hansson <ulf.hansson@linaro.org>2023-08-15 12:48:20 +0200
commit884e869602e37c9cfd9bc5183c0b8e9f5b7435a9 (patch)
treef6536086eca513832d93cf564f8435938b5531c8 /drivers/mmc
parent7f6b0361bdbc6438400d4610d6eb63f6f3fb4a38 (diff)
downloadlinux-884e869602e37c9cfd9bc5183c0b8e9f5b7435a9.tar.gz
mmc: pwrseq: sd8787: Convert to platform remove callback returning void
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. Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Yangtao Li <frank.li@vivo.com> Link: https://lore.kernel.org/r/20230727070051.17778-54-frank.li@vivo.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/core/pwrseq_sd8787.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/mmc/core/pwrseq_sd8787.c b/drivers/mmc/core/pwrseq_sd8787.c
index 0c5f5e371e1f83..0c5808fc3206e2 100644
--- a/drivers/mmc/core/pwrseq_sd8787.c
+++ b/drivers/mmc/core/pwrseq_sd8787.c
@@ -113,18 +113,16 @@ static int mmc_pwrseq_sd8787_probe(struct platform_device *pdev)
return mmc_pwrseq_register(&pwrseq->pwrseq);
}
-static int mmc_pwrseq_sd8787_remove(struct platform_device *pdev)
+static void mmc_pwrseq_sd8787_remove(struct platform_device *pdev)
{
struct mmc_pwrseq_sd8787 *pwrseq = platform_get_drvdata(pdev);
mmc_pwrseq_unregister(&pwrseq->pwrseq);
-
- return 0;
}
static struct platform_driver mmc_pwrseq_sd8787_driver = {
.probe = mmc_pwrseq_sd8787_probe,
- .remove = mmc_pwrseq_sd8787_remove,
+ .remove_new = mmc_pwrseq_sd8787_remove,
.driver = {
.name = "pwrseq_sd8787",
.of_match_table = mmc_pwrseq_sd8787_of_match,