ocfs2: convert inode refcount test to a helper

Replace the open-coded inode refcount flag test with a helper function
to reduce the potential for bugs.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index f72712f6c28d..a0ca49f09880 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -5713,8 +5713,7 @@ int ocfs2_remove_btree_range(struct inode *inode,
         struct ocfs2_refcount_tree *ref_tree = NULL;
 
         if ((flags & OCFS2_EXT_REFCOUNTED) && len) {
-                BUG_ON(!(OCFS2_I(inode)->ip_dyn_features &
-                         OCFS2_HAS_REFCOUNT_FL));
+                BUG_ON(!ocfs2_is_refcount_inode(inode));
 
                 if (!refcount_tree_locked) {
                         ret = ocfs2_lock_refcount_tree(osb, refcount_loc, 1,