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we could arrive here with already destructed currentTerminalDisplay()

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avoid nullptr access

BUG: 519274
This commit is contained in:
Christoph Cullmann
2026-04-22 22:51:54 +02:00
parent 915a038217
commit fc6badcfb4
1 changed files with 6 additions and 1 deletions
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7
src/Screen.cpp
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@@ -2368,7 +2368,12 @@ void Screen::addHistLine()
if (newHistLines <= oldHistLines) {
_droppedLines += oldHistLines - newHistLines + 1;
currentTerminalDisplay()->removeLines(oldHistLines - newHistLines + 1);
// we could arrive here with already destructed currentTerminalDisplay()
// see bug 519274
if (currentTerminalDisplay()) {
currentTerminalDisplay()->removeLines(oldHistLines - newHistLines + 1);
}
// We removed some lines, we need to verify if we need to remove a URL.
if (_escapeSequenceUrlExtractor) {
_escapeSequenceUrlExtractor->historyLinesRemoved(oldHistLines - newHistLines + 1);