linux-kernel - [PATCH] mmc: pxamci: Fix error return code in pxamci

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Date:   Sat, 21 Nov 2020 10:14:31 +0800
From:   Zhihao Cheng <chengzhihao1@...wei.com>
To:     <ulf.hansson@...aro.org>, <linus.walleij@...aro.org>,
        <robert.jarzmik@...e.fr>
CC:     <linux-mmc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <chengzhihao1@...wei.com>, <yi.zhang@...wei.com>
Subject: [PATCH] mmc: pxamci: Fix error return code in pxamci_probe

Fix to return the error code from devm_gpiod_get_optional() instaed
of 0 in pxamci_probe().

Fixes: f54005b508b9a9d9c ("mmc: pxa: Use GPIO descriptor for power")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zhihao Cheng <chengzhihao1@...wei.com>
---
 drivers/mmc/host/pxamci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index 29f6180a0036..316393c694d7 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -731,6 +731,7 @@ static int pxamci_probe(struct platform_device *pdev)
 
 		host->power = devm_gpiod_get_optional(dev, "power", GPIOD_OUT_LOW);
 		if (IS_ERR(host->power)) {
+			ret = PTR_ERR(host->power);
 			dev_err(dev, "Failed requesting gpio_power\n");
 			goto out;
 		}
-- 
2.25.4