diff options
Diffstat (limited to 'block/qcow2-cluster.c')
| -rw-r--r-- | block/qcow2-cluster.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/qcow2-cluster.c b/block/qcow2-cluster.c index e444e53e13..f88118cdc5 100644 --- a/block/qcow2-cluster.c +++ b/block/qcow2-cluster.c @@ -39,6 +39,9 @@ int qcow2_grow_l1_table(BlockDriverState *bs, int min_size) new_l1_size = s->l1_size; if (min_size <= new_l1_size) return 0; + if (new_l1_size == 0) { + new_l1_size = 1; + } while (min_size > new_l1_size) { new_l1_size = (new_l1_size * 3 + 1) / 2; } |