linux-kernel - [PATCH v3 3/8] scsi: pm8001: use sas_find_attached

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 27 Sep 2022 10:29:36 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <martin.petersen@...cle.com>, <jejb@...ux.ibm.com>
CC:     <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <hare@...e.com>, <hch@....de>, <bvanassche@....org>,
        <john.garry@...wei.com>, <jinpu.wang@...ud.ionos.com>,
        Jason Yan <yanaijie@...wei.com>,
        Jack Wang <jinpu.wang@...os.com>
Subject: [PATCH v3 3/8] scsi: pm8001: use sas_find_attached_phy() instead of open coded

The attached phy finding is open coded. Now we can replace it with
sas_find_attached_phy().

Signed-off-by: Jason Yan <yanaijie@...wei.com>
Reviewed-by: Jack Wang <jinpu.wang@...os.com>
---
 drivers/scsi/pm8001/pm8001_sas.c | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
index 8e3f2f9ddaac..d15a824bcea6 100644
--- a/drivers/scsi/pm8001/pm8001_sas.c
+++ b/drivers/scsi/pm8001/pm8001_sas.c
@@ -645,22 +645,16 @@ static int pm8001_dev_found_notify(struct domain_device *dev)
 	pm8001_device->dcompletion = &completion;
 	if (parent_dev && dev_is_expander(parent_dev->dev_type)) {
 		int phy_id;
-		struct ex_phy *phy;
-		for (phy_id = 0; phy_id < parent_dev->ex_dev.num_phys;
-		phy_id++) {
-			phy = &parent_dev->ex_dev.ex_phy[phy_id];
-			if (SAS_ADDR(phy->attached_sas_addr)
-				== SAS_ADDR(dev->sas_addr)) {
-				pm8001_device->attached_phy = phy_id;
-				break;
-			}
-		}
-		if (phy_id == parent_dev->ex_dev.num_phys) {
+
+		phy_id = sas_find_attached_phy(&parent_dev->ex_dev, dev);
+		if (phy_id == -ENODEV) {
 			pm8001_dbg(pm8001_ha, FAIL,
 				   "Error: no attached dev:%016llx at ex:%016llx.\n",
 				   SAS_ADDR(dev->sas_addr),
 				   SAS_ADDR(parent_dev->sas_addr));
 			res = -1;
+		} else {
+			pm8001_device->attached_phy = phy_id;
 		}
 	} else {
 		if (dev->dev_type == SAS_SATA_DEV) {
-- 
2.31.1