linux-kernel - [PATCH v1 1/1] gpio: mlxbf2.c: Add check for bgpio

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Message-Id: <20211022134438.12083-1-asmaa@nvidia.com>
Date:   Fri, 22 Oct 2021 09:44:38 -0400
From:   Asmaa Mnebhi <asmaa@...dia.com>
To:     bgolaszewski@...libre.com, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Asmaa Mnebhi <asmaa@...dia.com>, andy.shevchenko@...il.com,
        linus.walleij@...aro.org
Subject: [PATCH v1 1/1] gpio: mlxbf2.c: Add check for bgpio_init failure

Add a check if bgpio_init fails.

Signed-off-by: Asmaa Mnebhi <asmaa@...dia.com>
---
 drivers/gpio/gpio-mlxbf2.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpio/gpio-mlxbf2.c b/drivers/gpio/gpio-mlxbf2.c
index 177d03ef4529..40a052bc6784 100644
--- a/drivers/gpio/gpio-mlxbf2.c
+++ b/drivers/gpio/gpio-mlxbf2.c
@@ -256,6 +256,11 @@ mlxbf2_gpio_probe(struct platform_device *pdev)
 			NULL,
 			0);
 
+	if (ret) {
+		dev_err(dev, "bgpio_init failed\n");
+		return ret;
+	}
+
 	gc->direction_input = mlxbf2_gpio_direction_input;
 	gc->direction_output = mlxbf2_gpio_direction_output;
 	gc->ngpio = npins;
-- 
2.30.1