From 8f98cf3e128c8770fa0f1274a15fc046a2e23ff5 Mon Sep 17 00:00:00 2001
From: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Date: Wed, 19 Sep 2012 18:23:54 -0700
Subject: [PATCH] INQUIRY: When alloc_len is set to 0 we should set XFER
 direction to NONOE, not READ

---
 lib/scsi-lowlevel.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/scsi-lowlevel.c b/lib/scsi-lowlevel.c
index 56a66d6..ccad570 100644
--- a/lib/scsi-lowlevel.c
+++ b/lib/scsi-lowlevel.c
@@ -420,7 +420,11 @@ scsi_cdb_inquiry(int evpd, int page_code, int alloc_len)
 	*(uint16_t *)&task->cdb[3] = htons(alloc_len);
 
 	task->cdb_size = 6;
-	task->xfer_dir = SCSI_XFER_READ;
+	if (alloc_len > 0) {
+		task->xfer_dir = SCSI_XFER_READ;
+	} else {
+		task->xfer_dir = SCSI_XFER_NONE;
+	}
 	task->expxferlen = alloc_len;
 
 	task->params.inquiry.evpd      = evpd;