407 	int i, cur_ref, otherend_id;  in guest_grant_refs_for_buffer()  local
411 		cur_ref = gnttab_claim_grant_reference(priv_gref_head);  in guest_grant_refs_for_buffer()
412 		if (cur_ref < 0)  in guest_grant_refs_for_buffer()
413 			return cur_ref;  in guest_grant_refs_for_buffer()
415 		gnttab_grant_foreign_access_ref(cur_ref, otherend_id,  in guest_grant_refs_for_buffer()
418 		buf->grefs[gref_idx++] = cur_ref;  in guest_grant_refs_for_buffer()
435 	int ret, i, j, cur_ref;  in grant_references()  local
451 		cur_ref = gnttab_claim_grant_reference(&priv_gref_head);  in grant_references()
452 		if (cur_ref < 0)  in grant_references()
453 			return cur_ref;  in grant_references()
457 		gnttab_grant_foreign_access_ref(cur_ref, otherend_id, frame, 0);  in grant_references()
458 		buf->grefs[j++] = cur_ref;  in grant_references()