diff options
Diffstat (limited to 'block/qcow2-snapshot.c')
| -rw-r--r-- | block/qcow2-snapshot.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/block/qcow2-snapshot.c b/block/qcow2-snapshot.c index cee25f582b..bf94f4f434 100644 --- a/block/qcow2-snapshot.c +++ b/block/qcow2-snapshot.c @@ -704,9 +704,11 @@ int qcow2_snapshot_load_tmp(BlockDriverState *bs, sn = &s->snapshots[snapshot_index]; /* Allocate and read in the snapshot's L1 table */ - if (sn->l1_size > QCOW_MAX_L1_SIZE / sizeof(uint64_t)) { - error_setg(errp, "Snapshot L1 table too large"); - return -EFBIG; + ret = qcow2_validate_table(bs, sn->l1_table_offset, sn->l1_size, + sizeof(uint64_t), QCOW_MAX_L1_SIZE, + "Snapshot L1 table", errp); + if (ret < 0) { + return ret; } new_l1_bytes = sn->l1_size * sizeof(uint64_t); new_l1_table = qemu_try_blockalign(bs->file->bs, |