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[3.5.y.z,extended,stable] Patch "[SCSI] Don't attempt to send extended INQUIRY command if" has been added to staging queue

Message ID 1376402379-18350-1-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques Aug. 13, 2013, 1:59 p.m. UTC
This is a note to let you know that I have just added a patch titled

    [SCSI] Don't attempt to send extended INQUIRY command if

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

------

From 2961d916c52bf9ab8cbc8eec5a8668e242c98db2 Mon Sep 17 00:00:00 2001
From: "Martin K. Petersen" <martin.petersen@oracle.com>
Date: Tue, 30 Jul 2013 22:58:34 -0400
Subject: [PATCH] [SCSI] Don't attempt to send extended INQUIRY command if
 skip_vpd_pages is set

commit 7562523e84ddc742fe1f9db8bd76b01acca89f6b upstream.

If a device has the skip_vpd_pages flag set we should simply fail the
scsi_get_vpd_page() call.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Stuart Foster <smf.linux@ntlworld.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 drivers/scsi/scsi.c | 3 +++
 1 file changed, 3 insertions(+)

--
1.8.3.2
diff mbox

Patch

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index bbbc9c9..203c7c5 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -1029,6 +1029,9 @@  int scsi_get_vpd_page(struct scsi_device *sdev, u8 page, unsigned char *buf,
 {
 	int i, result;

+	if (sdev->skip_vpd_pages)
+		goto fail;
+
 	/* Ask for all the pages supported by this device */
 	result = scsi_vpd_inquiry(sdev, buf, 0, buf_len);
 	if (result)