diff options
| -rw-r--r-- | payload_generator/delta_diff_utils.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/payload_generator/delta_diff_utils.cc b/payload_generator/delta_diff_utils.cc index d3629ff50..f93fb558b 100644 --- a/payload_generator/delta_diff_utils.cc +++ b/payload_generator/delta_diff_utils.cc @@ -937,6 +937,15 @@ bool ReadExtentsToDiff(const string& old_part, puffin::RemoveEqualBitExtents( old_data, new_data, &src_deflates, &dst_deflates); + // See crbug.com/915559. + if (version.minor <= kPuffdiffMinorPayloadVersion) { + TEST_AND_RETURN_FALSE(puffin::RemoveDeflatesWithBadDistanceCaches( + old_data, &src_deflates)); + + TEST_AND_RETURN_FALSE(puffin::RemoveDeflatesWithBadDistanceCaches( + new_data, &dst_deflates)); + } + // Only Puffdiff if both files have at least one deflate left. if (!src_deflates.empty() && !dst_deflates.empty()) { brillo::Blob puffdiff_delta; |