From: Igor Pylypiv <ipylypiv@google.com>
Date: Mon, 1 Nov 2021 16:28:25 -0700
Subject: scsi: pm80xx: Use bitmap_zalloc() for tags bitmap allocation
Git-commit: 853615582d6f99c0a4b4424a63b4f01aa8fcebef
Patch-mainline: v5.17-rc1
References: jsc#PED-1559
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>
Acked-by: Lee Duncan <lduncan@suse.com>
---
drivers/scsi/pm8001/pm8001_init.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
index bed8cc125544..7ffd39214263 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;