From db98ccde0881b8247acb52dece6d94ed770a7aa5 Mon Sep 17 00:00:00 2001
From: Mike Christie <michaelc@cs.wisc.edu>
Date: Thu, 31 Aug 2006 18:09:31 -0400
Subject: [PATCH] [SCSI] libiscsi: only check burst lengths when sending unsol
 data

The first burst length is only relevant if immedate data = Yes
or if Initial R2T is No

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
 drivers/scsi/libiscsi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index fb65311c81ddf2..864c6284e83c36 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1593,7 +1593,8 @@ int iscsi_conn_start(struct iscsi_cls_conn *cls_conn)
 		return -EPERM;
 	}
 
-	if (session->first_burst > session->max_burst) {
+	if ((session->imm_data_en || !session->initial_r2t_en) &&
+	     session->first_burst > session->max_burst) {
 		printk("iscsi: invalid burst lengths: "
 		       "first_burst %d max_burst %d\n",
 		       session->first_burst, session->max_burst);
-- 
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