diff options
author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-05-13 17:48:42 +0200 |
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committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-05-15 20:12:26 +0000 |
commit | 9b36512b9453f429644b0c388d381f7a2fc0f825 (patch) | |
tree | e573f34053e3c15f9900bbe5c4a92695a2576896 /src/quick/items/qquickshadereffect.cpp | |
parent | 733adcf32c1cce288435940c66846a51ad29a464 (diff) |
Avoid illegal downcasts in texture and shader handling
Fixes bad type-cast during destruction when objects no longer has the
full type they used to.
Detected by UBSAN.
Change-Id: I4867091901d70d5a882656834eb97a704def1751
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Diffstat (limited to 'src/quick/items/qquickshadereffect.cpp')
-rw-r--r-- | src/quick/items/qquickshadereffect.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/quick/items/qquickshadereffect.cpp b/src/quick/items/qquickshadereffect.cpp index ab79b69c8c..05d9e5e36d 100644 --- a/src/quick/items/qquickshadereffect.cpp +++ b/src/quick/items/qquickshadereffect.cpp @@ -795,7 +795,8 @@ bool QQuickShaderEffect::event(QEvent *e) return QQuickItem::event(e); } #endif - m_impl->handleEvent(e); + if (m_impl) + m_impl->handleEvent(e); return QQuickItem::event(e); } |