| From | Kamal Mostafa <> | Subject | [PATCH 097/133] [SCSI] Don't attempt to send extended INQUIRY command if skip_vpd_pages is set | Date | Fri, 16 Aug 2013 15:33:59 -0700 |
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3.8.13.7 -stable review patch. If anyone has any objections, please let me know.
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From: "Martin K. Petersen" <martin.petersen@oracle.com>
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: Kamal Mostafa <kamal@canonical.com> --- drivers/scsi/scsi.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 3b1ea34..eaa808e 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -1031,6 +1031,9 @@ 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) -- 1.8.1.2
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