Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   zhong jiang <zhongjiang@huawei.com>
To:     <tony@atomide.com>, <udeep.dutt@intel.com>,
        <ashutosh.dixit@intel.com>, <gregkh@linuxfoundation.org>,
        <kishon@ti.com>, <jonathanh@nvidia.com>, <a.zummo@towertech.it>,
        <alexandre.belloni@bootlin.com>
CC:     <zhongjiang@huawei.com>, <linux-kernel@vger.kernel.org>,
        <linux-rtc@vger.kernel.org>, <arnd@arndb.de>,
        <lorenzo.pieralisi@arm.com>
Subject: [PATCH 4/4] rtc: ds1347: Use PTR_ERR_OR_ZERO rather than its implementation
Date:   Thu, 5 Sep 2019 14:43:15 +0800
Message-ID: <1567665795-5901-5-git-send-email-zhongjiang@huawei.com>
In-Reply-To: <1567665795-5901-1-git-send-email-zhongjiang@huawei.com>
References: <1567665795-5901-1-git-send-email-zhongjiang@huawei.com>
MIME-Version: 1.0
Content-Type: text/plain
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

PTR_ERR_OR_ZERO contains if(IS_ERR(...)) + PTR_ERR. It is better to
use it directly. hence just replace it.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
---
 drivers/rtc/rtc-ds1347.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/rtc/rtc-ds1347.c b/drivers/rtc/rtc-ds1347.c
index d392a7b..5a64eea 100644
--- a/drivers/rtc/rtc-ds1347.c
+++ b/drivers/rtc/rtc-ds1347.c
@@ -151,10 +151,7 @@ static int ds1347_probe(struct spi_device *spi)
 	rtc = devm_rtc_device_register(&spi->dev, "ds1347",
 				&ds1347_rtc_ops, THIS_MODULE);
 
-	if (IS_ERR(rtc))
-		return PTR_ERR(rtc);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(rtc);
 }
 
 static struct spi_driver ds1347_driver = {
-- 
1.7.12.4