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guard parent in X11TransientFor

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This commit is contained in:
vaxerski 2022-09-01 10:16:23 +02:00
parent 095185cfe7
commit f2d84a7e3a
1 changed files with 3 additions and 0 deletions
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3
src/Window.cpp
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@ -232,6 +232,9 @@ CWindow* CWindow::X11TransientFor() {
PPARENT = g_pCompositor->getWindowFromSurface(PPARENT->m_uSurface.xwayland->parent->surface);
}
if (!g_pCompositor->windowValidMapped(PPARENT))
return nullptr;
return PPARENT;
}