fix off-by-one error in part number validation (Fixes AcademySoftware…

…Foundation#491)
peterhillman · Jul 25, 2019 · ddc5ae0 · ddc5ae0
1 parent d5800c1
commit ddc5ae0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/OpenEXR/IlmImf/ImfMultiPartInputFile.cpp b/OpenEXR/IlmImf/ImfMultiPartInputFile.cpp
@@ -571,7 +571,7 @@ MultiPartInputFile::Data::chunkOffsetReconstruction(OPENEXR_IMF_INTERNAL_NAMESPA
 
 
 
-            if(partNumber<0 || partNumber> static_cast<int>(parts.size()))
+            if(partNumber<0 || partNumber >= static_cast<int>(parts.size()))
             {
                 throw IEX_NAMESPACE::IoExc("part number out of range");
             }