diff --git a/migration/ram.c b/migration/ram.c index 38070f1bb2..219e3caa03 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -863,15 +863,17 @@ static int multifd_recv_unfill_packet(MultiFDRecvParams *p, Error **errp) p->next_packet_size = be32_to_cpu(packet->next_packet_size); p->packet_num = be64_to_cpu(packet->packet_num); - if (p->pages->used) { - /* make sure that ramblock is 0 terminated */ - packet->ramblock[255] = 0; - block = qemu_ram_block_by_name(packet->ramblock); - if (!block) { - error_setg(errp, "multifd: unknown ram block %s", - packet->ramblock); - return -1; - } + if (p->pages->used == 0) { + return 0; + } + + /* make sure that ramblock is 0 terminated */ + packet->ramblock[255] = 0; + block = qemu_ram_block_by_name(packet->ramblock); + if (!block) { + error_setg(errp, "multifd: unknown ram block %s", + packet->ramblock); + return -1; } for (i = 0; i < p->pages->used; i++) {