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e1223d648c
* 3 backports from newer qtdeclarative: System Hang while moving App Ribbon Fix for segfault in some ListView Cases Make use of BGRA texture format to improve image upload time * 1 pending fix: Fix for ViewTransitions not working in horizontal ListViews Signed-off-by: Florian Haenel <florian.haenel@lge.com> Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
38 lines
1.4 KiB
Diff
38 lines
1.4 KiB
Diff
From adb69cabeacbe14a4439473107000d6e94d8d033 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Florian=20H=C3=A4nel?= <florian.haenel@basyskom.com>
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Date: Mon, 3 Jun 2013 13:40:09 +0200
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Subject: [PATCH 4/5] Fix null-pointer access in QQuickVisualDataModelPrivate
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I observed null cachItem->contextData which lead to null-pointer access
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on cacheItem->contextData->destroy().
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Task-number: QTBUG-31439
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Upstream-Status: Backport https://codereview.qt-project.org/57789
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Signed-of-by: Florian Haenel <florian.haenel@lge.com>
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Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
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Change-Id: I91f28a3ee1ac83446ecde1801a1cb7962fb883f3
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---
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src/quick/items/qquickvisualdatamodel.cpp | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/src/quick/items/qquickvisualdatamodel.cpp b/src/quick/items/qquickvisualdatamodel.cpp
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index d2e50e8..a460e7f 100644
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--- a/src/quick/items/qquickvisualdatamodel.cpp
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+++ b/src/quick/items/qquickvisualdatamodel.cpp
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@@ -817,7 +817,8 @@ void QQuickVisualDataModelPrivate::incubatorStatusChanged(QVDMIncubationTask *in
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delete cacheItem->object;
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cacheItem->object = 0;
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cacheItem->scriptRef -= 1;
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- cacheItem->contextData->destroy();
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+ if (cacheItem->contextData)
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+ cacheItem->contextData->destroy();
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cacheItem->contextData = 0;
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if (!cacheItem->isReferenced()) {
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removeCacheItem(cacheItem);
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--
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1.8.2.1
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