[PATCH] scsi: ufs-hisi: Use PTR_ERR_OR_ZERO() in ufs_hisi_get_resource()

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From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 7 Sep 2019 14:25:31 +0200

Simplify this function implementation by using a known function.

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

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
 drivers/scsi/ufs/ufs-hisi.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c
index f4d1dca962c4..a0ea57c19dbc 100644
--- a/drivers/scsi/ufs/ufs-hisi.c
+++ b/drivers/scsi/ufs/ufs-hisi.c
@@ -454,10 +454,7 @@ static int ufs_hisi_get_resource(struct ufs_hisi_host *host)
 	/* get resource of ufs sys ctrl */
 	mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
 	host->ufs_sys_ctrl = devm_ioremap_resource(dev, mem_res);
-	if (IS_ERR(host->ufs_sys_ctrl))
-		return PTR_ERR(host->ufs_sys_ctrl);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(host->ufs_sys_ctrl);
 }

 static void ufs_hisi_set_pm_lvl(struct ufs_hba *hba)
--
2.23.0





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