linux-kernel - [PATCH] rtc: gamecube: Fix an IS

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Date:   Fri, 7 Jan 2022 10:33:40 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Alessandro Zummo <a.zummo@...ertech.it>,
        Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>
Cc:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] rtc: gamecube: Fix an IS_ERR() vs NULL check

The devm_kzalloc() function returns NULL on error, it doesn't return
error pointers.

Fixes: 86559400b3ef ("rtc: gamecube: Add a RTC driver for the GameCube, Wii and Wii U")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
---
 drivers/rtc/rtc-gamecube.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-gamecube.c b/drivers/rtc/rtc-gamecube.c
index 98128746171e..f717b36f4738 100644
--- a/drivers/rtc/rtc-gamecube.c
+++ b/drivers/rtc/rtc-gamecube.c
@@ -319,8 +319,8 @@ static int gamecube_rtc_probe(struct platform_device *pdev)
 	int ret;
 
 	d = devm_kzalloc(dev, sizeof(struct priv), GFP_KERNEL);
-	if (IS_ERR(d))
-		return PTR_ERR(d);
+	if (!d)
+		return -ENOMEM;
 
 	d->iob = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(d->iob))
-- 
2.20.1