1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index c434e5aab2df..aec57d76db5d 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -725,17 +725,16 @@ static int calc_max_buckets(void)
  */
 static int init_hash_tables(struct dm_snapshot *s)
 {
-        sector_t hash_size, cow_dev_size, origin_dev_size, max_buckets;
+        sector_t hash_size, cow_dev_size, max_buckets;
 
         /*
          * Calculate based on the size of the original volume or
          * the COW volume...
          */
         cow_dev_size = get_dev_size(s->cow->bdev);
-        origin_dev_size = get_dev_size(s->origin->bdev);
         max_buckets = calc_max_buckets();
 
-        hash_size = min(origin_dev_size, cow_dev_size) >> s->store->chunk_shift;
+        hash_size = cow_dev_size >> s->store->chunk_shift;
         hash_size = min(hash_size, max_buckets);
 
         if (hash_size < 64)