From: Konstantin Ritt <ritt.ks@gmail.com>
Date: Sat, 20 Oct 2012 00:19:20 +0000 (+0300)
Subject: Fix crash due to memory access violation
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a89eae8cb4675188707a850650f664e7be9fa292;p=profile%2Fivi%2Fqtbase.git

Fix crash due to memory access violation

The font engine has been re-used without increasing it's reference counter

Task-number: QTBUG-27596
Change-Id: Icd4c3ca131446255ad4a27da8aa9a6c69177212e
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
---

diff --git a/src/gui/text/qfontengine_qpa.cpp b/src/gui/text/qfontengine_qpa.cpp
index 37195d5..c6e8a53 100644
--- a/src/gui/text/qfontengine_qpa.cpp
+++ b/src/gui/text/qfontengine_qpa.cpp
@@ -726,6 +726,7 @@ void QFontEngineMultiQPA::setFallbackFamiliesList(const QStringList &fallbacks)
         // Turns out we lied about having any fallback at all.
         fallbackFamilies << fe->fontDef.family;
         engines[1] = fe;
+        fe->ref.ref();
     }
     fallbacksQueried = true;
 }