[PATCH] mci: core: make mci_register -EPROBE_DEFER sensitive

[PATCH] mci: core: make mci_register -EPROBE_DEFER sensitive

[Marco Felsch]

If the current regulator can't be requested because of -EPROBE_DEFER we
shouldn't print a error and ignore it.

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
---
 drivers/mci/mci-core.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c
index 67257bcd18..9e39cbbb55 100644
--- a/drivers/mci/mci-core.c
+++ b/drivers/mci/mci-core.c
@@ -1819,6 +1819,10 @@ int mci_register(struct mci_host *host)
 
 	host->supply = regulator_get(host->hw_dev, "vmmc");
 	if (IS_ERR(host->supply)) {
+		if (host->supply == ERR_PTR(-EPROBE_DEFER)) {
+			ret = -EPROBE_DEFER;
+			goto err_free;
+		}
 		dev_err(&mci->dev, "Failed to get 'vmmc' regulator.\n");
 		host->supply = NULL;
 	}
-- 
2.20.1


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Re: [PATCH] mci: core: make mci_register -EPROBE_DEFER sensitive

[Sascha Hauer]

On Wed, Sep 11, 2019 at 05:03:03PM +0200, Marco Felsch wrote:
> If the current regulator can't be requested because of -EPROBE_DEFER we
> shouldn't print a error and ignore it.
> 
> Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
> ---
>  drivers/mci/mci-core.c | 4 ++++
>  1 file changed, 4 insertions(+)

Applied, thanks

Sascha

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