[SCSI] Remove ->pid field from scsi_cmnd

The pid field is a duplicate of the serial_number field and has been
scheduled for removal for a long time.  A few drivers were still using
it, so just change them to use serial_number instead.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index c05d020bf926..44e6721ddea6 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -1681,12 +1681,6 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
 
         init_timer(&scmd->eh_timeout);
 
-        /*
-         * Sometimes the command can get back into the timer chain,
-         * so use the pid as an identifier.
-         */
-        scmd->pid                       = 0;
-
         spin_lock_irqsave(shost->host_lock, flags);
         shost->tmf_in_progress = 1;
         spin_unlock_irqrestore(shost->host_lock, flags);