Merge remote-tracking branch 'origin/tqtc/lts-5.15.9' into tqtc/lts-5.15-opensourcev5.15.9-lts-lgpl

Change-Id: Iaff6b55275e50d19973e1020853d8622587069f9

1 files changed, 5 insertions, 1 deletions

diff --git a/src/sql/kernel/qsqlquery.cpp b/src/sql/kernel/qsqlquery.cpp
index 32c6166c79..60afef10c3 100644
--- a/src/sql/kernel/qsqlquery.cpp
+++ b/src/sql/kernel/qsqlquery.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2022 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtSql module of the Qt Toolkit.
@@ -377,6 +377,10 @@ bool QSqlQuery::exec(const QString& query)
     QElapsedTimer t;
     t.start();
 #endif
+    if (!driver()) {
+        qWarning("QSqlQuery::exec: called before driver has been set up");
+        return false;
+    }
     if (d->ref.loadRelaxed() != 1) {
         bool fo = isForwardOnly();
         *this = QSqlQuery(driver()->createResult());