diff options
| -rw-r--r-- | qcow/src/qcow.rs | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/qcow/src/qcow.rs b/qcow/src/qcow.rs index 9124ab1..2d49968 100644 --- a/qcow/src/qcow.rs +++ b/qcow/src/qcow.rs @@ -401,9 +401,6 @@ impl QcowFile { } } let l2_addr_disk = read_u64_from_offset(&mut self.file, l1_entry_offset)?; - if l2_addr_disk & COMPRESSED_FLAG != 0 { - return Err(std::io::Error::from_raw_os_error(ENOTSUP)); - } let l2_addr_from_table: u64 = l2_addr_disk & L1_TABLE_OFFSET_MASK; let l2_addr = if l2_addr_from_table == 0 { if allocate { @@ -417,6 +414,9 @@ impl QcowFile { let l2_entry_addr: u64 = l2_addr.checked_add(self.l2_address_offset(address)) .ok_or_else(|| std::io::Error::from_raw_os_error(EINVAL))?; let cluster_addr_disk: u64 = read_u64_from_offset(&mut self.file, l2_entry_addr)?; + if cluster_addr_disk & COMPRESSED_FLAG != 0 { + return Err(std::io::Error::from_raw_os_error(ENOTSUP)); + } let cluster_addr_from_table: u64 = cluster_addr_disk & L2_TABLE_OFFSET_MASK; let cluster_addr = if cluster_addr_from_table == 0 { if allocate { |