File 0020-Fix-regression-from-0007.patch of Package podofo

Subject: Fix regression from r1840: Make PdfParser::m_offsets resize only to grow
Url: https://sourceforge.net/p/podofo/code/1859/

--- a/podofo/trunk/src/base/PdfParser.cpp
+++ b/podofo/trunk/src/base/PdfParser.cpp
@@ -781,16 +781,19 @@
             PODOFO_RAISE_ERROR_INFO( ePdfError_ValueOutOfRange,
                 "xref subsection's given entry numbers together too large" );
 
-        try {
+        if( nFirstObject + nNumObjects > m_nNumObjects )
+        {
+            try {
 #ifdef _WIN32
-		m_nNumObjects = static_cast<long>(nFirstObject + nNumObjects);
-		m_offsets.resize(static_cast<long>(nFirstObject+nNumObjects));
+                m_nNumObjects = static_cast<long>(nFirstObject + nNumObjects);
+                m_offsets.resize(static_cast<long>(nFirstObject+nNumObjects));
 #else
-		m_nNumObjects = nFirstObject + nNumObjects;
-		m_offsets.resize(nFirstObject+nNumObjects);
+                m_nNumObjects = nFirstObject + nNumObjects;
+                m_offsets.resize(nFirstObject+nNumObjects);
 #endif // _WIN32
-        } catch (std::bad_alloc &ex) {
-            PODOFO_RAISE_ERROR( ePdfError_OutOfMemory );
+            } catch (std::bad_alloc &) {
+                PODOFO_RAISE_ERROR( ePdfError_OutOfMemory );
+            }
         }
     }
     else