From edf8ff558887364714e115d396b2d06949cf1e07 Mon Sep 17 00:00:00 2001

From: Bart Van Assche <bart.vanassche@sandisk.com>

Date: Tue, 20 Jun 2017 11:15:48 -0700

Subject: [PATCH] block: Constify disk_type

Git-commit: edf8ff558887364714e115d396b2d06949cf1e07

Patch-mainline: v4.13-rc1

References: fate#322738,fate#322919,fate#322950,fate#323773

The variable 'disk_type' is never modified so constify it.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>

Reviewed-by: Christoph Hellwig <hch@lst.de>

Cc: Hannes Reinecke <hare@suse.com>

Cc: Omar Sandoval <osandov@fb.com>

Cc: Ming Lei <ming.lei@redhat.com>

Signed-off-by: Jens Axboe <axboe@kernel.dk>

Signed-off-by: Coly Li <colyli@suse.de>

---

 block/genhd.c | 4 ++--

 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/block/genhd.c b/block/genhd.c

index d252d29fe837..7f520fa25d16 100644

--- a/block/genhd.c

+++ b/block/genhd.c

@@ -36,7 +36,7 @@ struct kobject *block_depr;

 static DEFINE_SPINLOCK(ext_devt_lock);

 static DEFINE_IDR(ext_devt_idr);

-static struct device_type disk_type;

+static const struct device_type disk_type;

 static void disk_check_events(struct disk_events *ev,

 			      unsigned int *clearing_ptr);

@@ -1183,7 +1183,7 @@ static char *block_devnode(struct device *dev, umode_t *mode,

 	return NULL;

 }

-static struct device_type disk_type = {

+static const struct device_type disk_type = {

 	.name		= "disk",

 	.groups		= disk_attr_groups,

 	.release	= disk_release,

-- 

2.13.1