Re: [PATCH 1/2] mmc: uniphier-sd: Fix an error handling path in uniphier_sd_probe()
From: Masahiro Yamada <masahiroy@kernel.org>
Date: 2021-02-22 11:47:57
Also in:
kernel-janitors, linux-mmc, lkml
On Sat, Feb 20, 2021 at 11:31 PM Christophe JAILLET [off-list ref] wrote:
A 'uniphier_sd_clk_enable()' call should be balanced by a corresponding
'uniphier_sd_clk_disable()' call.
This is done in the remove function, but not in the error handling path of
the probe.
Add the missing call.
Fixes: 3fd784f745dd ("mmc: uniphier-sd: add UniPhier SD/eMMC controller driver")
Signed-off-by: Christophe JAILLET <redacted>
---I no longer have access to this hardware, but by browsing the code, this seems correct. Reviewed-by: Masahiro Yamada <masahiroy@kernel.org>
quoted hunk ↗ jump to hunk
drivers/mmc/host/uniphier-sd.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)diff --git a/drivers/mmc/host/uniphier-sd.c b/drivers/mmc/host/uniphier-sd.c index 2413b6750cec..6f0f05466917 100644 --- a/drivers/mmc/host/uniphier-sd.c +++ b/drivers/mmc/host/uniphier-sd.c@@ -635,7 +635,7 @@ static int uniphier_sd_probe(struct platform_device *pdev) ret = tmio_mmc_host_probe(host); if (ret) - goto free_host; + goto disable_clk; ret = devm_request_irq(dev, irq, tmio_mmc_irq, IRQF_SHARED, dev_name(dev), host);@@ -646,6 +646,8 @@ static int uniphier_sd_probe(struct platform_device *pdev) remove_host: tmio_mmc_host_remove(host); +disable_clk: + uniphier_sd_clk_disable(host); free_host: tmio_mmc_host_free(host); --2.27.0
-- Best Regards Masahiro Yamada _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel