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)