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Guarding QTimer::singelShot operations, avoid to access dangling pointers

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This commit is contained in:
Klaus Basan
2018-04-14 23:16:55 +02:00
committed by Roland Winklmeier
parent b5ba4013dd
commit 1b8383bee1
10 changed files with 52 additions and 8 deletions
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4
src/blackcore/airspacemonitor.cpp
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@@ -119,8 +119,10 @@ namespace BlackCore
if (m_network && sApp && !sApp->isShuttingDown())
{
// thread safe update of m_network
const QPointer<CAirspaceMonitor> guard(this);
QTimer::singleShot(0, m_network, [ = ]
{
if (guard.isNull()) { return; }
if (m_network) { m_network->addInterimPositionReceiver(callsign); }
});
}
@@ -459,8 +461,10 @@ namespace BlackCore
if (trial < 2 && !complete)
{
this->addReverseLookupMessage(callsign, "Wait for further data");
const QPointer<CAirspaceMonitor> guard(this);
QTimer::singleShot(1500, this, [ = ]()
{
if (guard.isNull()) { return; }
this->sendReadyForModelMatching(callsign, trial + 1); // recursive
});
return;