linux-kernel - [PATCH 2/3] scsi: hisi_sas: Remove some useless code in 'hisi_sas

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Message-Id: <41c86e7e3e05a13bd586d8ee1b81296140b7a6eb.1637961191.git.christophe.jaillet@wanadoo.fr>
Date:   Fri, 26 Nov 2021 22:18:25 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     john.garry@...wei.com, jejb@...ux.ibm.com,
        martin.petersen@...cle.com
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH 2/3] scsi: hisi_sas: Remove some useless code in 'hisi_sas_alloc()'

The 'hisi_hba->slot_index_tags' bitmap is allocated with 'bitmap_zalloc()'
so it is already cleared.

There is no need to clear it another time, one bit at a time.

So, remove the corresponding useless code.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 6ecb42d5ce81..d4f5d093bde4 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -206,14 +206,6 @@ static int hisi_sas_slot_index_alloc(struct hisi_hba *hisi_hba,
 	return index;
 }
 
-static void hisi_sas_slot_index_init(struct hisi_hba *hisi_hba)
-{
-	int i;
-
-	for (i = 0; i < hisi_hba->slot_index_count; ++i)
-		hisi_sas_slot_index_clear(hisi_hba, i);
-}
-
 void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
 			     struct hisi_sas_slot *slot)
 {
@@ -2535,7 +2527,6 @@ int hisi_sas_alloc(struct hisi_hba *hisi_hba)
 	if (!hisi_hba->sata_breakpoint)
 		goto err_out;
 
-	hisi_sas_slot_index_init(hisi_hba);
 	hisi_hba->last_slot_index = HISI_SAS_UNRESERVED_IPTT;
 
 	hisi_hba->wq = create_singlethread_workqueue(dev_name(dev));
-- 
2.30.2