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-rw-r--r--drivers/md/dm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 662742a310cb..280918cdcabd 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1778,6 +1778,7 @@ static struct mapped_device *alloc_dev(int minor)
md->disk->major = _major;
md->disk->first_minor = minor;
md->disk->minors = 1;
+ md->disk->flags |= GENHD_FL_NO_PART;
md->disk->fops = &dm_blk_dops;
md->disk->queue = md->queue;
md->disk->private_data = md;