1 files changed, 3 insertions, 1 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 6137f06091e8..54f2b1d8bdfd 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2501,6 +2501,7 @@ int btrfs_grow_extent_tree(struct btrfs_trans_handle *trans,
         u64 nr = 0;
         u64 cur_byte;
         u64 old_size;
+        unsigned long rem;
         struct btrfs_block_group_cache *cache;
         struct btrfs_block_group_item *item;
         struct btrfs_fs_info *info = root->fs_info;
@@ -2538,7 +2539,8 @@ int btrfs_grow_extent_tree(struct btrfs_trans_handle *trans,
                                       struct btrfs_block_group_item);
 
                 btrfs_set_disk_block_group_used(leaf, item, 0);
-                if (nr % 3) {
+                div_long_long_rem(nr, 3, &rem);
+                if (rem) {
                         btrfs_set_disk_block_group_flags(leaf, item,
                                                  BTRFS_BLOCK_GROUP_DATA);
                 } else {