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LibVT: Ignore DECSTBM with invalid values (#8559)

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Co-authored-by: pancake <pancake@nopcode.org>
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pancake 2021-07-08 20:11:55 +02:00 • committed by GitHub
parent 241f9f21d4
commit 390d3e9fbe
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3
Userland/Libraries/LibVT/Terminal.cpp
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@ -396,6 +396,9 @@ void Terminal::DECSTBM(Parameters params)
dbgln("Error: DECSTBM: scrolling region invalid: {}-{}", top, bottom); dbgln("Error: DECSTBM: scrolling region invalid: {}-{}", top, bottom);
return; return;
} }
if (top >= bottom) {
return;
}
m_scroll_region_top = top - 1; m_scroll_region_top = top - 1;
m_scroll_region_bottom = bottom - 1; m_scroll_region_bottom = bottom - 1;
set_cursor(0, 0); set_cursor(0, 0);