1 files changed, 10 insertions, 2 deletions

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index 7c879fc7834..38a42f5d59f 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -2326,10 +2326,18 @@ static int ocfs2_extend_rotate_transaction(handle_t *handle, int subtree_depth,
                                            int op_credits,
                                            struct ocfs2_path *path)
 {
+        int ret;
         int credits = (path->p_tree_depth - subtree_depth) * 2 + 1 + op_credits;
 
-        if (handle->h_buffer_credits < credits)
-                return ocfs2_extend_trans(handle, credits);
+        if (handle->h_buffer_credits < credits) {
+                ret = ocfs2_extend_trans(handle,
+                                         credits - handle->h_buffer_credits);
+                if (ret)
+                        return ret;
+
+                if (unlikely(handle->h_buffer_credits < credits))
+                        return ocfs2_extend_trans(handle, credits);
+        }
 
         return 0;
 }