id,summary,reporter,owner,description,type,status,priority,milestone,component,version,severity,resolution,keywords,cc 2504,GDALNoDataMaskBand::IReadBlock doesn't behave correctly when eWrkDT != eDataType,Even Rouault,Even Rouault,"Incorrect behaviour will happen if eWrkDT != eDataType, and possibly crash if sizeof(eDataType) > sizeof(eWrkDT). The fix is to do a RasterIO with the working data type instead of doing a ReadBlock (that uses the natural data type).",defect,closed,normal,1.5.3,GDAL_Raster,1.5.0,normal,fixed,nodata mask,warmerdam