editeng/source/misc/txtrange.cxx | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
New commits:
commit 9e626a6d2a55a7159e4fd05d72275c7fe8bb0380
Author: Noel Grandin <noelgran...@gmail.com>
AuthorDate: Sat Jul 17 11:05:56 2021 +0200
Commit: Noel Grandin <noel.gran...@collabora.co.uk>
CommitDate: Sat Jul 17 20:38:55 2021 +0200
blind fix for ubsan div/0
Change-Id: I0ee929c79d5ac94299adc84ba91d6b0683a8193d
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/119095
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.gran...@collabora.co.uk>
diff --git a/editeng/source/misc/txtrange.cxx b/editeng/source/misc/txtrange.cxx
index b8c46e0cdcba..dadc4fc6f315 100644
--- a/editeng/source/misc/txtrange.cxx
+++ b/editeng/source/misc/txtrange.cxx
@@ -194,7 +194,10 @@ tools::Long SvxBoundArgs::CalcMax( const Point& rPt1,
const Point& rPt2,
nB = nStart;
nB *= nB;
nB += nDa * nDa;
- nB = nRange + nDa * ( nFarRange - nRange ) / sqrt( nB );
+ nB = sqrt( nB );
+ if (nB == 0) // avoid div / 0
+ return 0;
+ nB = nRange + nDa * ( nFarRange - nRange ) / nB;
bool bNote;
if( nB < B(rPt2) )
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