From: Igor Pylypiv <ipylypiv@google.com>
Date: Mon, 1 Nov 2021 23:28:25 +0000 (-0700)
Subject: scsi: pm80xx: Use bitmap_zalloc() for tags bitmap allocation
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=853615582d6f99c0a4b4424a63b4f01aa8fcebef;p=linux.git

scsi: pm80xx: Use bitmap_zalloc() for tags bitmap allocation

We used to allocate X bytes while we only need X bits.

Link: https://lore.kernel.org/r/20211101232825.2350233-5-ipylypiv@google.com
Reviewed-by: Vishakha Channapattan <vishakhavc@google.com>
Acked-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Igor Pylypiv <ipylypiv@google.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
index bed8cc1255448..7ffd392142638 100644
--- a/drivers/scsi/pm8001/pm8001_init.c
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -179,7 +179,7 @@ static void pm8001_free(struct pm8001_hba_info *pm8001_ha)
 	}
 	PM8001_CHIP_DISP->chip_iounmap(pm8001_ha);
 	flush_workqueue(pm8001_wq);
-	kfree(pm8001_ha->tags);
+	bitmap_free(pm8001_ha->tags);
 	kfree(pm8001_ha);
 }
 
@@ -1194,7 +1194,7 @@ pm8001_init_ccb_tag(struct pm8001_hba_info *pm8001_ha, struct Scsi_Host *shost,
 	can_queue = ccb_count - PM8001_RESERVE_SLOT;
 	shost->can_queue = can_queue;
 
-	pm8001_ha->tags = kzalloc(ccb_count, GFP_KERNEL);
+	pm8001_ha->tags = bitmap_zalloc(ccb_count, GFP_KERNEL);
 	if (!pm8001_ha->tags)
 		goto err_out;