linux-kernel - [PATCH 3.16 30/61] scsi: sg: remove 'save_scat

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Date:   Tue, 09 Jun 2020 19:04:21 +0100
From:   Ben Hutchings <ben@...adent.org.uk>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC:     akpm@...ux-foundation.org, Denis Kirjanov <kda@...ux-powerpc.org>,
        "Hannes Reinecke" <hare@...e.de>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        "Hannes Reinecke" <hare@...e.com>,
        "Johannes Thumshirn" <jthumshirn@...e.de>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        "Christoph Hellwig" <hch@....de>
Subject: [PATCH 3.16 30/61] scsi: sg: remove 'save_scat_len'

3.16.85-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Hannes Reinecke <hare@...e.de>

commit 136e57bf43dc4babbfb8783abbf707d483cacbe3 upstream.

Unused.

Signed-off-by: Hannes Reinecke <hare@...e.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@...e.de>
Tested-by: Johannes Thumshirn <jthumshirn@...e.de>
Reviewed-by: Christoph Hellwig <hch@....de>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 drivers/scsi/sg.c | 2 --
 1 file changed, 2 deletions(-)

--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -154,7 +154,6 @@ 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 */
@@ -2069,7 +2068,6 @@ 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;