linux-kernel - [PATCH] power: reset: gpio-restart: don't error on deferral

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Message-Id: <20191029004302.384-1-chris.packham@alliedtelesis.co.nz>
Date:   Tue, 29 Oct 2019 13:43:02 +1300
From:   Chris Packham <chris.packham@...iedtelesis.co.nz>
To:     sre@...nel.org
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH] power: reset: gpio-restart: don't error on deferral

Don't generate an error message when devm_gpiod_get fails with
-EPROBE_DEFER.

Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---
 drivers/power/reset/gpio-restart.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/power/reset/gpio-restart.c b/drivers/power/reset/gpio-restart.c
index 308ca9d9d276..4aaa46b80ba2 100644
--- a/drivers/power/reset/gpio-restart.c
+++ b/drivers/power/reset/gpio-restart.c
@@ -65,7 +65,8 @@ static int gpio_restart_probe(struct platform_device *pdev)
 	gpio_restart->reset_gpio = devm_gpiod_get(&pdev->dev, NULL,
 			open_source ? GPIOD_IN : GPIOD_OUT_LOW);
 	if (IS_ERR(gpio_restart->reset_gpio)) {
-		dev_err(&pdev->dev, "Could not get reset GPIO\n");
+		if (PTR_ERR(gpio_restart->reset_gpio) != -EPROBE_DEFER)
+			dev_err(&pdev->dev, "Could not get reset GPIO\n");
 		return PTR_ERR(gpio_restart->reset_gpio);
 	}
 
-- 
2.23.0