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author | Miikka Heikkinen <miikka.heikkinen@digia.com> | 2010-03-09 13:02:25 (GMT) |
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committer | Miikka Heikkinen <miikka.heikkinen@digia.com> | 2010-03-10 12:15:05 (GMT) |
commit | de66b772294e314828d85cb9cdd5db82221f317a (patch) | |
tree | 41a72d3ffd642c29acc510e435e9126629d2c272 /src | |
parent | 8dd695793dd41dc57ded6506aadbd23786e11cf4 (diff) | |
download | Qt-de66b772294e314828d85cb9cdd5db82221f317a.zip Qt-de66b772294e314828d85cb9cdd5db82221f317a.tar.gz Qt-de66b772294e314828d85cb9cdd5db82221f317a.tar.bz2 |
Added check for null pointer in qt_vg_unregister_pixmap.
The method qt_vg_unregister_pixmap is sometimes called when the
QVGSharedContext is already destroyed. Do not try to access it
if it is null.
Part of QtP delta reduction effort.
Reviewed-by: Jason Barron
Diffstat (limited to 'src')
-rw-r--r-- | src/openvg/qwindowsurface_vgegl.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/openvg/qwindowsurface_vgegl.cpp b/src/openvg/qwindowsurface_vgegl.cpp index 9c44545..693312a 100644 --- a/src/openvg/qwindowsurface_vgegl.cpp +++ b/src/openvg/qwindowsurface_vgegl.cpp @@ -177,7 +177,8 @@ void qt_vg_unregister_pixmap(QVGPixmapData *pd) pd->prev->next = pd->next; } else { QVGSharedContext *shared = sharedContext(); - shared->firstPixmap = pd->next; + if (shared) + shared->firstPixmap = pd->next; } } |