Check pointers before dereferencing

be28b1b6 · Halla Rempt · 5b26dc06 · be28b1b6
Commit be28b1b6 authored Jan 17, 2016 by Halla Rempt
Hide whitespace changes
Inline Side-by-side

Showing with 1 addition and 1 deletion

krita/plugins/extensions/dockers/overview/overviewdocker_dock.cpp ...ugins/extensions/dockers/overview/overviewdocker_dock.cpp +1 -1

No files found.
--- a/krita/plugins/extensions/dockers/overview/overviewdocker_dock.cpp
+++ b/krita/plugins/extensions/dockers/overview/overviewdocker_dock.cpp
@@ -68,7 +68,7 @@ void OverviewDockerDock::setCanvas(KoCanvasBase * canvas)
    m_canvas = dynamic_cast<KisCanvas2*>(canvas);

    m_overviewWidget->setCanvas(canvas);
-    if (m_canvas) {
+    if (m_canvas && m_canvas->viewManager() && m_canvas->viewManager()->zoomController() && m_canvas->viewManager()->zoomController()->zoomAction()) {
        m_zoomSlider = m_canvas->viewManager()->zoomController()->zoomAction()->createWidget(m_canvas->imageView()->KisView::statusBar());
        m_layout->addWidget(m_zoomSlider);
    }