From 93b45af5c6b9d41bbe9da11442291ac4eefc15b4 Mon Sep 17 00:00:00 2001
From: Matthew Wilcox <matthew@wil.cx>
Date: Wed, 22 Nov 2006 13:24:53 -0700
Subject: [PATCH] [SCSI] fix missing check for no scanning

Drivers that called scsi_scan_target() instead of scsi_scan_host() were
still adding devices; this needs to be under the control of userspace,
not the driver.

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
 drivers/scsi/scsi_scan.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index d91d268dd331d0..3ccaa4be92d83c 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -1549,6 +1549,9 @@ void scsi_scan_target(struct device *parent, unsigned int channel,
 {
 	struct Scsi_Host *shost = dev_to_shost(parent);
 
+	if (strncmp(scsi_scan_type, "none", 4) == 0)
+		return;
+
 	if (!shost->async_scan)
 		scsi_complete_async_scans();
 
-- 
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