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From: Dan Carpenter <dan.carpenter@linaro.org>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: Andi Shyti <andi.shyti@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	linux-renesas-soc@vger.kernel.org, linux-i2c@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: [PATCH] i2c: rcar: fix error code in probe()
Date: Wed, 27 Sep 2023 15:38:36 +0300	[thread overview]
Message-ID: <06d4de31-dfe5-432d-acab-600b01422155@moroto.mountain> (raw)

Return an error code if devm_reset_control_get_exclusive() fails.
The current code returns success.

Fixes: 0e864b552b23 ("i2c: rcar: reset controller is mandatory for Gen3+")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
 drivers/i2c/busses/i2c-rcar.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 8417d5bc662b..829ac053bbb7 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -1153,8 +1153,10 @@ static int rcar_i2c_probe(struct platform_device *pdev)
 
 	if (priv->devtype == I2C_RCAR_GEN3) {
 		priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
-		if (IS_ERR(priv->rstc))
+		if (IS_ERR(priv->rstc)) {
+			ret = PTR_ERR(priv->rstc);
 			goto out_pm_put;
+		}
 
 		ret = reset_control_status(priv->rstc);
 		if (ret < 0)
-- 
2.39.2


             reply	other threads:[~2023-09-27 12:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-27 12:38 Dan Carpenter [this message]
2023-09-27 12:53 ` [PATCH] i2c: rcar: fix error code in probe() Geert Uytterhoeven
2023-09-27 19:55 ` Wolfram Sang

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