629 static int ovl_prep_cu_creds(struct dentry *dentry, struct ovl_cu_creds *cc)  in ovl_prep_cu_creds()  argument
633 	cc->old = cc->new = NULL;  in ovl_prep_cu_creds()
634 	err = security_inode_copy_up(dentry, &cc->new);  in ovl_prep_cu_creds()
638 	if (cc->new)  in ovl_prep_cu_creds()
639 		cc->old = override_creds(cc->new);  in ovl_prep_cu_creds()
644 static void ovl_revert_cu_creds(struct ovl_cu_creds *cc)  in ovl_revert_cu_creds()  argument
646 	if (cc->new) {  in ovl_revert_cu_creds()
647 		revert_creds(cc->old);  in ovl_revert_cu_creds()
648 		put_cred(cc->new);  in ovl_revert_cu_creds()
663 	struct ovl_cu_creds cc;  in ovl_copy_up_workdir()  local
677 	err = ovl_prep_cu_creds(c->dentry, &cc);  in ovl_copy_up_workdir()
682 	ovl_revert_cu_creds(&cc);  in ovl_copy_up_workdir()
742 	struct ovl_cu_creds cc;  in ovl_copy_up_tmpfile()  local
745 	err = ovl_prep_cu_creds(c->dentry, &cc);  in ovl_copy_up_tmpfile()
750 	ovl_revert_cu_creds(&cc);  in ovl_copy_up_tmpfile()