diff --git a/src/widgets/widgets/qlineedit_p.cpp b/src/widgets/widgets/qlineedit_p.cpp
index 6cee96e717e..d1c374a6ca9 100644
--- a/src/widgets/widgets/qlineedit_p.cpp
+++ b/src/widgets/widgets/qlineedit_p.cpp
@@ -62,9 +62,10 @@ const int QLineEditPrivate::horizontalMargin(2);
 
 QRect QLineEditPrivate::adjustedControlRect(const QRect &rect) const
 {
+    QRect widgetRect = !rect.isEmpty() ? rect : q_func()->rect();
     QRect cr = adjustedContentsRect();
     int cix = cr.x() - hscroll + horizontalMargin;
-    return rect.translated(QPoint(cix, vscroll));
+    return widgetRect.translated(QPoint(cix, vscroll));
 }
 
 int QLineEditPrivate::xToPos(int x, QTextLine::CursorPosition betweenOrOn) const
diff --git a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
index 06bf929e4b7..22e05a8871e 100644
--- a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
+++ b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
@@ -271,6 +271,7 @@ private slots:
     void taskQTBUG_7395_readOnlyShortcut();
     void QTBUG697_paletteCurrentColorGroup();
     void QTBUG13520_textNotVisible();
+    void QTBUG7174_inputMaskCursorBlink();
 
     void bidiVisualMovement_data();
     void bidiVisualMovement();
@@ -3693,6 +3694,30 @@ void tst_QLineEdit::QTBUG13520_textNotVisible()
 
 }
 
+class UpdateRegionLineEdit : public QLineEdit
+{
+public:
+    QRegion updateRegion;
+protected:
+    void paintEvent(QPaintEvent *event)
+    {
+        updateRegion = event->region();
+    }
+};
+
+void tst_QLineEdit::QTBUG7174_inputMaskCursorBlink()
+{
+    UpdateRegionLineEdit edit;
+    edit.setInputMask(QLatin1String("AAAA"));
+    edit.setFocus();
+    edit.setText(QLatin1String("AAAA"));
+    edit.show();
+    QRect cursorRect = edit.inputMethodQuery(Qt::ImMicroFocus).toRect();
+    QTest::qWaitForWindowShown(&edit);
+    edit.updateRegion = QRegion();
+    QTest::qWait(QApplication::cursorFlashTime());
+    QVERIFY(edit.updateRegion.contains(cursorRect));
+}
 
 void tst_QLineEdit::bidiVisualMovement_data()
 {