Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* lsi53c895a: fix assertion failure with invalid Block Move
* vga: fix assertion failure with 4- and 16-color modes
* remove unnecessary assignment

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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  pc_q35: remove unnecessary m->alias assignment
  lsi53c895a: avoid out of bounds access to s->msg[]
  vga: do not treat horiz pel panning value of 8 as "enabled"
  vga: adjust dirty memory region if pel panning is active
  vga: move computation of dirty memory region later
  vga: merge conditionals on shift control register

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>