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authorBart Van Assche <bart.vanassche@sandisk.com>2017-06-20 20:15:48 +0200
committerJens Axboe <axboe@kernel.dk>2017-06-21 03:27:14 +0200
commitedf8ff558887364714e115d396b2d06949cf1e07 (patch)
tree3417111969738e0d9ac39dd78ea97949d817721d /block
parentblk-mq: Document locking assumptions (diff)
downloadlinux-edf8ff558887364714e115d396b2d06949cf1e07.tar.xz
linux-edf8ff558887364714e115d396b2d06949cf1e07.zip
block: Constify disk_type
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>
Diffstat (limited to 'block')
-rw-r--r--block/genhd.c4
1 files 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,