linux-kernel - [PATCH] csi: hpsa: Fix configured_logical_drive

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Date:   Mon, 16 Oct 2017 20:28:02 +0100
From:   Christos Gkekas <chris.gekas@...il.com>
To:     Don Brace <don.brace@...rosemi.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        esc.storagedev@...rosemi.com, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Christos Gkekas <chris.gekas@...il.com>
Subject: [PATCH] csi: hpsa: Fix configured_logical_drive_count·check

Check whether configured_logical_drive_count is less than 255. Previous
check was always evaluating to true as this variable is defined as u8.

Signed-off-by: Christos Gkekas <chris.gekas@...il.com>
---
 drivers/scsi/hpsa.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 9abe810..4ed3d26 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4091,7 +4091,7 @@ static int hpsa_set_local_logical_count(struct ctlr_info *h,
 	memset(id_ctlr, 0, sizeof(*id_ctlr));
 	rc = hpsa_bmic_id_controller(h, id_ctlr, sizeof(*id_ctlr));
 	if (!rc)
-		if (id_ctlr->configured_logical_drive_count < 256)
+		if (id_ctlr->configured_logical_drive_count < 255)
 			*nlocals = id_ctlr->configured_logical_drive_count;
 		else
 			*nlocals = le16_to_cpu(
-- 
2.7.4