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| author | Caolán McNamara <caolanm@redhat.com> | 2021-02-28 18:53:55 +0000 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2021-02-28 20:45:40 +0100 |
| commit | 58f5c3b07701a14a61dc6b11f959faaf8aa98b9b (patch) | |
| tree | c7d58b8ba2cb24f400762450b9419c6611134723 /sw/source | |
| parent | cbb467e2570715fadf08fe4ac964bdfe6397f535 (diff) | |
ofz#31538 null-deref
Change-Id: I3264c0fd509e16cf4727847199f0be316d03d0e8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111713
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Diffstat (limited to 'sw/source')
| -rw-r--r-- | sw/source/core/undo/undobj.cxx | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/sw/source/core/undo/undobj.cxx b/sw/source/core/undo/undobj.cxx index cc1f806f1696..a13f87a7786d 100644 --- a/sw/source/core/undo/undobj.cxx +++ b/sw/source/core/undo/undobj.cxx @@ -1583,9 +1583,14 @@ static bool IsNotBackspaceHeuristic( SwPosition const& rStart, SwPosition const& rEnd) { // check if the selection is backspace/delete created by DelLeft/DelRight - return rStart.nNode.GetIndex() + 1 != rEnd.nNode.GetIndex() - || rEnd.nContent != 0 - || rStart.nContent != rStart.nNode.GetNode().GetTextNode()->Len(); + if (rStart.nNode.GetIndex() + 1 != rEnd.nNode.GetIndex()) + return true; + if (rEnd.nContent != 0) + return true; + const SwTextNode* pTextNode = rStart.nNode.GetNode().GetTextNode(); + if (!pTextNode || rStart.nContent != pTextNode->Len()) + return true; + return false; } bool IsDestroyFrameAnchoredAtChar(SwPosition const & rAnchorPos, |