1 files changed, 2 insertions, 3 deletions

diff --git a/block/elevator.c b/block/elevator.c
index d4d39dab841a..451654fadab0 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -876,7 +876,7 @@ static int elevator_switch(struct request_queue *q, struct elevator_type *new_e)
 {
         struct elevator_queue *old = q->elevator;
         bool registered = old->registered;
-        int i, err;
+        int err;
 
         /*
          * Turn on BYPASS and drain all requests w/ elevator private data.
@@ -895,8 +895,7 @@ static int elevator_switch(struct request_queue *q, struct elevator_type *new_e)
         ioc_clear_queue(q);
         spin_unlock_irq(q->queue_lock);
 
-        for (i = 0; i < BLKIO_NR_POLICIES; i++)
-                blkg_destroy_all(q, i, false);
+        blkg_destroy_all(q, false);
 
         /* allocate, init and register new elevator */
         err = -ENOMEM;