1 files changed, 2 insertions, 1 deletions

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 1065b715ef6..11aee09dd2a 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -628,6 +628,8 @@ static void bdi_prune_sb(struct backing_dev_info *bdi)
 void bdi_unregister(struct backing_dev_info *bdi)
 {
         if (bdi->dev) {
+                bdi_prune_sb(bdi);
+
                 if (!bdi_cap_flush_forker(bdi))
                         bdi_wb_shutdown(bdi);
                 bdi_debug_unregister(bdi);
@@ -697,7 +699,6 @@ void bdi_destroy(struct backing_dev_info *bdi)
                 spin_unlock(&inode_lock);
         }
 
-        bdi_prune_sb(bdi);
         bdi_unregister(bdi);
 
         for (i = 0; i < NR_BDI_STAT_ITEMS; i++)