Fixed a crash in the QApplication autotest.

If there is no focusWidget at the time of the event delivery, we must
ensure that we don't dereference a null pointer.

RevBy:    Jason Barron
RevBy:    Liang Qi

1 files changed, 2 insertions, 1 deletions

diff --git a/src/gui/kernel/qsoftkeymanager.cpp b/src/gui/kernel/qsoftkeymanager.cpp
index fac936f..75c321e 100644
--- a/src/gui/kernel/qsoftkeymanager.cpp
+++ b/src/gui/kernel/qsoftkeymanager.cpp
@@ -189,7 +189,8 @@ bool QSoftKeyManager::event(QEvent *e)
         } while (source);
 
         QSoftKeyManagerPrivate::softKeySource = source;
-        QSoftKeyManagerPrivate::updateSoftKeys_sys(softKeys);
+        if (source)
+            QSoftKeyManagerPrivate::updateSoftKeys_sys(softKeys);
         return true;
     }
     return false;