From: Joe Carnuccio <joe.carnuccio@cavium.com>
Date: Thu, 25 May 2017 01:06:21 +0000 (-0700)
Subject: scsi: qla2xxx: Modify T262 FW dump template to specify same start/end to debug custom... 
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=ce6c668b146cc4f4442111e2bcee4c3af94e1ddf;p=openwrt%2Fstaging%2Fblogic.git

scsi: qla2xxx: Modify T262 FW dump template to specify same start/end to debug customer issues

Firmware dump allows for debugging customer issues. This patch fixes
start/end pointer calculation to capture T262 template entry for dump
tool.

Cc: <stable@vger.kernel.org> # v4.10+
Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/qla2xxx/qla_tmpl.c b/drivers/scsi/qla2xxx/qla_tmpl.c
index 8a58ef3adab4..c197972a3e2d 100644
--- a/drivers/scsi/qla2xxx/qla_tmpl.c
+++ b/drivers/scsi/qla2xxx/qla_tmpl.c
@@ -371,7 +371,7 @@ qla27xx_fwdt_entry_t262(struct scsi_qla_host *vha,
 		goto done;
 	}
 
-	if (end <= start || start == 0 || end == 0) {
+	if (end < start || start == 0 || end == 0) {
 		ql_dbg(ql_dbg_misc, vha, 0xd023,
 		    "%s: unusable range (start=%x end=%x)\n", __func__,
 		    ent->t262.end_addr, ent->t262.start_addr);