[PATCH] scsi: alua: Use access state macros

John Garry <[email protected]>
Newsgroups org.kernel.vger.linux-scsi
Message-ID <[email protected]>
From: John Garry <[email protected]>

Use the SCSI access state macros in alua_rtpg(), which is better than
hardcoding.

Signed-off-by: John Garry <[email protected]>

diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index 80ab0ff921d43..4258c48d93339 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -693,8 +693,8 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
 				    !(tmp_pg->flags & ALUA_PG_RUNNING)) {
 					struct alua_dh_data *h;
 
-					tmp_pg->state = desc[0] & 0x0f;
-					tmp_pg->pref = desc[0] >> 7;
+					tmp_pg->state = desc[0] & SCSI_ACCESS_STATE_MASK;
+					tmp_pg->pref = desc[0] >> __fls(SCSI_ACCESS_STATE_PREFERRED);
 					rcu_read_lock();
 					list_for_each_entry_rcu(h,
 						&tmp_pg->dh_list, node) {
-- 
2.43.7
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