linux-kernel - [PATCH v3 7/9] i2c: dln2: Use dev_err

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Date:   Tue, 8 Aug 2023 09:29:52 +0800
From:   Liao Chang <liaochang1@...wei.com>
To:     <andi.shyti@...nel.org>, <florian.fainelli@...adcom.com>,
        <rjui@...adcom.com>, <sbranden@...adcom.com>,
        <bcm-kernel-feedback-list@...adcom.com>,
        <yangyicong@...ilicon.com>, <aisheng.dong@....com>,
        <shawnguo@...nel.org>, <s.hauer@...gutronix.de>,
        <kernel@...gutronix.de>, <festevam@...il.com>, <linux-imx@....com>,
        <kblaiech@...dia.com>, <asmaa@...dia.com>,
        <loic.poulain@...aro.org>, <rfoss@...nel.org>, <ardb@...nel.org>,
        <gcherian@...vell.com>
CC:     <linux-i2c@...r.kernel.org>,
        <linux-rpi-kernel@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>
Subject: [PATCH v3 7/9] i2c: dln2: Use dev_err_probe in probe function

Use the dev_err_probe function instead of dev_err in the probe function
so that the printed messge includes the return value and also handles
-EPROBE_DEFER nicely.

Reviewed-by: Andi Shyti <andi.shyti@...nel.org>
Signed-off-by: Liao Chang <liaochang1@...wei.com>
---
 drivers/i2c/busses/i2c-dln2.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/busses/i2c-dln2.c b/drivers/i2c/busses/i2c-dln2.c
index 4f02cc2fb567..631109c7a098 100644
--- a/drivers/i2c/busses/i2c-dln2.c
+++ b/drivers/i2c/busses/i2c-dln2.c
@@ -218,10 +218,8 @@ static int dln2_i2c_probe(struct platform_device *pdev)
 
 	/* initialize the i2c interface */
 	ret = dln2_i2c_enable(dln2, true);
-	if (ret < 0) {
-		dev_err(dev, "failed to initialize adapter: %d\n", ret);
-		return ret;
-	}
+	if (ret < 0)
+		return dev_err_probe(dev, ret, "failed to initialize adapter\n");
 
 	/* and finally attach to i2c layer */
 	ret = i2c_add_adapter(&dln2->adapter);
-- 
2.25.1