--- a/fs/readdir.c
+++ b/fs/readdir.c
@@ -25,7 +25,7 @@ int iterate_dir(struct file *file, struct dir_context *ctx)
        struct inode *inode = file_inode(file);
        int res = -ENOTDIR;
        if (!file->f_op ||
-           (!file->f_op->readdir && !(file->f_mode & FMODE_KABI_ITERATE)))
+           (!file->f_op->readdir && !(file->f_op->iterate)))
                goto out;
 
        res = security_file_permission(file, MAY_READ);
@@ -38,7 +38,7 @@ int iterate_dir(struct file *file, struct dir_context *ctx)
 
        res = -ENOENT;
        if (!IS_DEADDIR(inode)) {
-               if (file->f_mode & FMODE_KABI_ITERATE) {
+               if (file->f_op->iterate) {
                        ctx->pos = file->f_pos;
                        res = file->f_op->iterate(file, ctx);
                        file->f_pos = ctx->pos;