On Tue, 30 Jul 2013, Martin K. Petersen wrote:
> James?
>
> [PATCH] SCSI: Don't attempt to send extended INQUIRY command if skip_vpd_pages is set
>
> 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@xxxxxxxxxx>
> Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> Tested-by: Stuart Foster <smf.linux@xxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
>
> 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)
Thanks, Martin.
Alan Stern
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