tree 212c939c9c7d4eb66aafd57afde7fdde8d0f5b7f
parent 9591642a0896c0bd7377ce1eadf782eccc0e0b9b
author Lei Zhang <thestig@chromium.org> 1611947532 +0000
committer Tom Sepez <tsepez@chromium.org> 1611947532 +0000

[LTS] Prevent undefined behavior in CFX_DIBBase::GetOverlapRect().

Use FX_SAFE_INT32 to prevent integer overflows/underflows. Also mark the
method const.

Bug: chromium:1097499
Change-Id: Ie3809f0cb43cdf9558b40ec2a2e805f535ab749e
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/75410
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
(cherry picked from commit e03bf7b4af92edce27642b529982cd27b680a789)
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/77770