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authorCaolán McNamara <caolanm@redhat.com>2022-03-23 09:34:18 +0000
committerCaolán McNamara <caolanm@redhat.com>2022-03-23 13:15:28 +0100
commit095cd83fd266a3549ff9b2ad5abd6f05c3852b33 (patch)
tree12e3e2dfdaf38eaad48217c42bc28020e89c637d /vcl
parent0e3d0ee939b646ef61f640c830ea5ad3196f763b (diff)
ofz: Divide-by-zero
Change-Id: I792f80ef1a8b88f6f3c3da18bd656a4714f5a160 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/131966 Tested-by: Jenkins Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Diffstat (limited to 'vcl')
-rw-r--r--vcl/unx/generic/glyphs/freetype_glyphcache.cxx6
1 files changed, 6 insertions, 0 deletions
diff --git a/vcl/unx/generic/glyphs/freetype_glyphcache.cxx b/vcl/unx/generic/glyphs/freetype_glyphcache.cxx
index 34bc8e7f051a..193b98f9ef94 100644
--- a/vcl/unx/generic/glyphs/freetype_glyphcache.cxx
+++ b/vcl/unx/generic/glyphs/freetype_glyphcache.cxx
@@ -433,6 +433,12 @@ FreetypeFont::FreetypeFont(FreetypeFontInstance& rFontInstance, const std::share
mnWidth = rFSD.mnWidth;
if( !mnWidth )
mnWidth = rFSD.mnHeight;
+ if (rFSD.mnHeight == 0)
+ {
+ SAL_WARN("vcl", "FreetypeFont divide by zero");
+ mfStretch = 1.0;
+ return;
+ }
mfStretch = static_cast<double>(mnWidth) / rFSD.mnHeight;
// sanity checks (e.g. #i66394#, #i66244#, #i66537#)
if (mnWidth < 0)