scsi: ufs-hisi: Use PTR_ERR_OR_ZERO() in ufs_hisi_get_resource()

Simplify this function implementation by using a known function.

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

[mkp: applied by hand]

Link: https://lore.kernel.org/r/9e667f19-434e-ed30-78cb-9ddc6323c51e@web.de
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c
index 6bbb167..5d64873 100644 (file)
--- a/drivers/scsi/ufs/ufs-hisi.c
+++ b/drivers/scsi/ufs/ufs-hisi.c
@@ -452,10 +452,7 @@ static int ufs_hisi_get_resource(struct ufs_hisi_host *host)
 
        /* get resource of ufs sys ctrl */
        host->ufs_sys_ctrl = devm_platform_ioremap_resource(pdev, 1);
-       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)