afl-eventtesting: deref of null GetSdrPageView

Change-Id: Iec3266746c78e58e3c3a094e6511d79dadc4e4c6
diff --git a/svx/source/sidebar/possize/PosSizePropertyPanel.cxx b/svx/source/sidebar/possize/PosSizePropertyPanel.cxx
index 5bb2310..3b1e764 100644
--- a/svx/source/sidebar/possize/PosSizePropertyPanel.cxx
+++ b/svx/source/sidebar/possize/PosSizePropertyPanel.cxx
@@ -1152,12 +1152,15 @@ void PosSizePropertyPanel::DisableControls()

void PosSizePropertyPanel::SetPosXYMinMax()
{
    SdrPageView* pPV = mpView->GetSdrPageView();
    if (!pPV)
        return;
    Rectangle aTmpRect(mpView->GetAllMarkedRect());
    mpView->GetSdrPageView()->LogicToPagePos(aTmpRect);
    pPV->LogicToPagePos(aTmpRect);
    maRect = basegfx::B2DRange(aTmpRect.Left(), aTmpRect.Top(), aTmpRect.Right(), aTmpRect.Bottom());

    Rectangle aTmpRect2(mpView->GetWorkArea());
    mpView->GetSdrPageView()->LogicToPagePos(aTmpRect2);
    pPV->LogicToPagePos(aTmpRect2);
    maWorkArea = basegfx::B2DRange(aTmpRect2.Left(), aTmpRect2.Top(), aTmpRect2.Right(), aTmpRect2.Bottom());

    const Fraction aUIScale(mpView->GetModel()->GetUIScale());