diff options
| author | Even Rouault <even.rouault@spatialys.com> | 2019-06-29 16:54:50 +0000 |
|---|---|---|
| committer | Even Rouault <even.rouault@spatialys.com> | 2019-06-29 16:54:50 +0000 |
| commit | ab3204b16733d9afc23cfdf66bf54fb6c80d62ce (patch) | |
| tree | 8b1ef2f259c0ea84346162c9811ee856aef4a763 | |
| parent | 424972255f89a3bedf29e05d0bce7b5fe7075da1 (diff) | |
| parent | b381187db693545558fd24ffd1bac53665620392 (diff) | |
| download | libtiff-git-ab3204b16733d9afc23cfdf66bf54fb6c80d62ce.tar.gz | |
Merge branch 'fix-division-by-zero' into 'master'
Return infinite distance when denominator is zero.
See merge request libtiff/libtiff!85
| -rw-r--r-- | libtiff/tif_dirread.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libtiff/tif_dirread.c b/libtiff/tif_dirread.c index 214396b1..1b300b09 100644 --- a/libtiff/tif_dirread.c +++ b/libtiff/tif_dirread.c @@ -5717,7 +5717,7 @@ TIFFFetchSubjectDistance(TIFF* tif, TIFFDirEntry* dir) TIFFSwabArrayOfLong(m.i,2); if (m.i[0]==0) n=0.0; - else if (m.i[0]==0xFFFFFFFF) + else if (m.i[0]==0xFFFFFFFF || m.i[1]==0) /* * XXX: Numerator 0xFFFFFFFF means that we have infinite * distance. Indicate that with a negative floating point |