fix infinite loop bug
fix infinite loop bug

gigablast/open-source-search-engine,gigablast/open-source-search-engine,gigablast/open-source-search-engine,MikeLx/open-source-search-engine,gigablast/open-source-search-engine,gigablast/open-source-search-engine,MikeLx/open-source-search-engine,MikeLx/open-source-search-engine,MikeLx/open-source-search-engine,gigablast/open-source-search-engine,MikeLx/open-source-search-engine,gigablast/open-source-search-engine,MikeLx/open-source-search-engine