Patch "scsi: sg: remove 'save_scat_len'" has been added to the 3.18-stable tree

Patch "scsi: sg: remove 'save_scat_len'" has been added to the 3.18-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    scsi: sg: remove 'save_scat_len'

to the 3.18-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     scsi-sg-remove-save_scat_len.patch
and it can be found in the queue-3.18 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 136e57bf43dc4babbfb8783abbf707d483cacbe3 Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Fri, 7 Apr 2017 09:34:13 +0200
Subject: scsi: sg: remove 'save_scat_len'

From: Hannes Reinecke <hare@suse.de>

commit 136e57bf43dc4babbfb8783abbf707d483cacbe3 upstream.

Unused.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Tested-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/scsi/sg.c |    2 --
 1 file changed, 2 deletions(-)

--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -157,7 +157,6 @@ typedef struct sg_fd {		/* holds the sta
 	int timeout;		/* defaults to SG_DEFAULT_TIMEOUT      */
 	int timeout_user;	/* defaults to SG_DEFAULT_TIMEOUT_USER */
 	Sg_scatter_hold reserve;	/* buffer held for this file descriptor */
-	unsigned save_scat_len;	/* original length of trunc. scat. element */
 	Sg_request *headrp;	/* head of request slist, NULL->empty */
 	struct fasync_struct *async_qp;	/* used by asynchronous notification */
 	Sg_request req_arr[SG_MAX_QUEUE];	/* used as singly-linked list */
@@ -2105,7 +2104,6 @@ sg_unlink_reserve(Sg_fd * sfp, Sg_reques
 	req_schp->pages = NULL;
 	req_schp->page_order = 0;
 	req_schp->sglist_len = 0;
-	sfp->save_scat_len = 0;
 	srp->res_used = 0;
 	/* Called without mutex lock to avoid deadlock */
 	sfp->res_in_use = 0;


Patches currently in stable-queue which might be from hare@suse.de are

queue-3.18/scsi-sg-use-standard-lists-for-sg_requests.patch
queue-3.18/scsi-sg-factor-out-sg_fill_request_table.patch
queue-3.18/skd-submit-requests-to-firmware-before-triggering-the-doorbell.patch
queue-3.18/scsi-sg-remove-save_scat_len.patch
queue-3.18/block-relax-a-check-in-blk_start_queue.patch
queue-3.18/scsi-sg-fixup-infoleak-when-using-sg_get_request_table.patch
queue-3.18/skd-avoid-that-module-unloading-triggers-a-use-after-free.patch