[Libreoffice-commits] core.git: filter/source

[Caolán McNamara]

 filter/source/graphicfilter/ipict/ipict.cxx |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

New commits:
commit bac4b46e86f13fdbfc53a932bc61ac92a0f44f1d
Author: Caolán McNamara <caol...@redhat.com>
Date:   Mon Feb 6 09:27:15 2017 +0000

    Resolves: ofz#547 Floating-point-exception
    
    Change-Id: I9612bef0198ce8f09d39f5000a31819c175027d1

diff --git a/filter/source/graphicfilter/ipict/ipict.cxx 
b/filter/source/graphicfilter/ipict/ipict.cxx
index 98aaf6f..8e6a4ea 100644
--- a/filter/source/graphicfilter/ipict/ipict.cxx
+++ b/filter/source/graphicfilter/ipict/ipict.cxx
@@ -930,7 +930,7 @@ sal_uLong PictReader::ReadPixMapEtc( Bitmap &rBitmap, bool 
bBaseAddr, bool bColo
 
         if (nRowBytes < 8 || nPackType == 1)
         {
-            if (nHeight > pPict->remainingSize() / (sizeof(sal_uInt16) * 
nWidth))
+            if (nWidth && nHeight > pPict->remainingSize() / 
(sizeof(sal_uInt16) * nWidth))
                 return 0xffffffff;
         }
         else
@@ -1030,10 +1030,10 @@ sal_uLong PictReader::ReadPixMapEtc( Bitmap &rBitmap, 
bool bBaseAddr, bool bColo
         if ( nRowBytes < 8 || nPackType == 1 )
         {
             const size_t nMaxPixels = pPict->remainingSize() / 4;
-            const size_t nMaxRows = nMaxPixels / nWidth;
+            const size_t nMaxRows = nWidth ? nMaxPixels / nWidth : 
SAL_MAX_UINT16;
             if (nHeight > nMaxRows)
                 return 0xffffffff;
-            const size_t nMaxCols = nMaxPixels / nHeight;
+            const size_t nMaxCols = nHeight ? nMaxPixels / nHeight : 
SAL_MAX_UINT16;
             if (nWidth > nMaxCols)
                 return 0xffffffff;
 
@@ -1053,10 +1053,10 @@ sal_uLong PictReader::ReadPixMapEtc( Bitmap &rBitmap, 
bool bBaseAddr, bool bColo
         else if ( nPackType == 2 )
         {
             const size_t nMaxPixels = pPict->remainingSize() / 3;
-            const size_t nMaxRows = nMaxPixels / nWidth;
+            const size_t nMaxRows = nWidth ? nMaxPixels / nWidth : 
SAL_MAX_UINT16;
             if (nHeight > nMaxRows)
                 return 0xffffffff;
-            const size_t nMaxCols = nMaxPixels / nHeight;
+            const size_t nMaxCols = nMaxPixels ? nMaxPixels / nHeight : 
SAL_MAX_UINT16;
             if (nWidth > nMaxCols)
                 return 0xffffffff;
 

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