
< 		entry = vm->pt_ops->pde_encode_bo(bo, map_ofs + (level - 1) *
---
> 		uint64_t offset;
> 		if (__builtin_add_overflow(map_ofs, (level - 1) * ..., &offset)) {
> 			/* Handle overflow error */
> 			return -EOVERFLOW;
> 		}
> 		entry = vm->pt_ops->pde_encode_bo(bo, offset
