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fix: add null check for QNetworkInformation instance #504

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Merged
wyu71 merged 1 commit into from
Jul 31, 2025
Merged

fix: add null check for QNetworkInformation instance #504

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10 changes: 7 additions & 3 deletions deepin-devicemanager/src/Page/PageDriverManager.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1060,9 +1060,13 @@ bool PageDriverManager::networkIsOnline()
qCDebug(appLog) << "Network is" << (isOnline ? "online" : "offline");
return isOnline;
#else
auto interfaces = QNetworkInformation::instance()->reachability();
qCDebug(appLog) << "Network reachability:" << interfaces;
return interfaces == QNetworkInformation::Reachability::Disconnected;
bool networkFlag = false;
if (QNetworkInformation::instance()) {
auto interfaces = QNetworkInformation::instance()->reachability();
qCDebug(appLog) << "Network reachability:" << interfaces;
networkFlag = (interfaces == QNetworkInformation::Reachability::Disconnected);
}
return networkFlag;
#endif
}

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