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From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [PATCH] misc: hisi_hikey_usb: fix ptr_ret.cocci warnings
Date: Tue, 15 Sep 2020 23:18:06 +0800	[thread overview]
Message-ID: <20200915151805.GA19253@8474a8db62dc> (raw)
In-Reply-To: <1600138861-187291-1-git-send-email-xuwei5@hisilicon.com>

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From: kernel test robot <lkp@intel.com>

drivers/misc/hisi_hikey_usb.c:171:1-3: 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

CC: Wei Xu <xuwei5@hisilicon.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---

url:    https://github.com/0day-ci/linux/commits/Wei-Xu/misc-hisi_hikey_usb-fix-the-uninitialized-ret/20200915-110654
base:    f965d3ec86fa89285db0fbb983da76ba9c398efa

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

--- a/drivers/misc/hisi_hikey_usb.c
+++ b/drivers/misc/hisi_hikey_usb.c
@@ -168,10 +168,7 @@ static int hisi_hikey_usb_parse_kirin970
 
 	hisi_hikey_usb->reset = devm_gpiod_get(&pdev->dev, "hub_reset_en_gpio",
 					       GPIOD_OUT_HIGH);
-	if (IS_ERR(hisi_hikey_usb->reset))
-		return PTR_ERR(hisi_hikey_usb->reset);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(hisi_hikey_usb->reset);
 }
 
 static int hisi_hikey_usb_probe(struct platform_device *pdev)

      parent reply	other threads:[~2020-09-15 15:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-15  3:01 [PATCH] misc: hisi_hikey_usb: fix the uninitialized ret Wei Xu
2020-09-15 15:18 ` kernel test robot
2020-09-15 15:18 ` kernel test robot [this message]

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