Comment 2 for bug 1065263

mjg59 points out that the early-boot half of this also needs to be pulled in:

  https://patchwork.kernel.org/patch/1246361/

Those two patches will give us correct efifb handling in the case where we use the signed kernel. Users who aren't using vmlinuz.efi will still see the video corruption, but that's not an issue for the installer per se.