linux-kernel - [PATCH] i2c: Fix return value of bcm_kona_i2c

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Message-Id: <20210906052730.19644-1-long870912@gmail.com>
Date:   Mon,  6 Sep 2021 13:27:30 +0800
From:   zhaoxiao <long870912@...il.com>
To:     f.fainelli@...il.com, rjui@...adcom.com, sbranden@...adcom.com,
        bcm-kernel-feedback-list@...adcom.com
Cc:     linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        zhaoxiao <long870912@...il.com>
Subject: [PATCH] i2c: Fix return value of bcm_kona_i2c_probe()

When call function devm_platform_ioremap_resource(), we should use IS_ERR()
to check the return value and return PTR_ERR() if failed.

Signed-off-by: zhaoxiao <long870912@...il.com>
---
 drivers/i2c/busses/i2c-bcm-kona.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-bcm-kona.c b/drivers/i2c/busses/i2c-bcm-kona.c
index ed5e1275ae46..8e350f20cde0 100644
--- a/drivers/i2c/busses/i2c-bcm-kona.c
+++ b/drivers/i2c/busses/i2c-bcm-kona.c
@@ -763,7 +763,7 @@ static int bcm_kona_i2c_probe(struct platform_device *pdev)
 	/* Map hardware registers */
 	dev->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(dev->base))
-		return -ENOMEM;
+		return PTR_ERR(dev->base);
 
 	/* Get and enable external clock */
 	dev->external_clk = devm_clk_get(dev->device, NULL);
-- 
2.20.1