linux-kernel - [PATCH] rtc: sd3078: fix ptr

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Message-ID: <20181110155720.GA122918@ivb43>
Date:   Sat, 10 Nov 2018 23:57:20 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     zoro <long17.cool@....com>
Cc:     kbuild-all@...org, a.zummo@...ertech.it,
        alexandre.belloni@...tlin.com, robh+dt@...nel.org,
        mark.rutland@....com, linux-rtc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        zoro <long17.cool@....com>
Subject: [PATCH] rtc: sd3078: fix ptr_ret.cocci warnings

From: kbuild test robot <fengguang.wu@...el.com>

drivers/rtc/rtc-sd3078.c:248:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: e231edadd7fa ("rtc: sd3078: new driver.")
CC: zoro <long17.cool@....com>
Signed-off-by: kbuild test robot <fengguang.wu@...el.com>
---

url:    https://github.com/0day-ci/linux/commits/zoro/dt-bindings-define-vendor-prefix-for-whwave-Inc/20181110-205048
base:   https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next

 rtc-sd3078.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

--- a/drivers/rtc/rtc-sd3078.c
+++ b/drivers/rtc/rtc-sd3078.c
@@ -245,10 +245,7 @@ static int sd3078_probe(struct i2c_clien
 			sd3078_driver.driver.name,
 			&sd3078_rtc_ops, THIS_MODULE);
 
-	if (IS_ERR(sd3078->rtc))
-		return PTR_ERR(sd3078->rtc);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(sd3078->rtc);
 }
 
 static int sd3078_remove(struct i2c_client *client)