diff options
Diffstat (limited to 'XMPFiles/source/FileHandlers/TIFF_Handler.cpp')
-rw-r--r-- | XMPFiles/source/FileHandlers/TIFF_Handler.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/XMPFiles/source/FileHandlers/TIFF_Handler.cpp b/XMPFiles/source/FileHandlers/TIFF_Handler.cpp index 1a49ab2..267793c 100644 --- a/XMPFiles/source/FileHandlers/TIFF_Handler.cpp +++ b/XMPFiles/source/FileHandlers/TIFF_Handler.cpp @@ -235,8 +235,9 @@ void TIFF_MetaHandler::ProcessXMP() // zero padding for the IPTC digest. If the full digest differs, recheck without the padding. iptcDigestState = PhotoDataUtils::CheckIPTCDigest ( iptcInfo.dataPtr, iptcInfo.dataLen, digestInfo.dataPtr ); - - if ( (iptcDigestState == kDigestDiffers) && (kTIFF_TypeSizes[iptcInfo.type] > 1) ) { + // See bug https://bugs.freedesktop.org/show_bug.cgi?id=105205 + // if iptcInfo.dataLen is 0, then there is no digest. + if ( (iptcDigestState == kDigestDiffers) && (kTIFF_TypeSizes[iptcInfo.type] > 1) && iptcInfo.dataLen > 0 ) { XMP_Uns8 * endPtr = (XMP_Uns8*)iptcInfo.dataPtr + iptcInfo.dataLen - 1; XMP_Uns8 * minPtr = endPtr - kTIFF_TypeSizes[iptcInfo.type] + 1; while ( (endPtr >= minPtr) && (*endPtr == 0) ) --endPtr; |