fix for zero size files
fix for zero size files

owncloud/core,lrytz/core,andreas-p/nextcloud-server,endsguy/server,pmattern/server,pmattern/server,pollopolea/core,pixelipo/server,michaelletzgus/nextcloud-server,cernbox/core,cernbox/core,jbicha/server,IljaN/core,lrytz/core,pollopolea/core,bluelml/core,whitekiba/server,endsguy/server,pixelipo/server,owncloud/core,sharidas/core,jbicha/server,jbicha/server,xx621998xx/server,owncloud/core,cernbox/core,cernbox/core,IljaN/core,bluelml/core,bluelml/core,pollopolea/core,pmattern/server,whitekiba/server,nextcloud/server,sharidas/core,sharidas/core,andreas-p/nextcloud-server,lrytz/core,endsguy/server,andreas-p/nextcloud-server,whitekiba/server,nextcloud/server,nextcloud/server,lrytz/core,pixelipo/server,bluelml/core,sharidas/core,xx621998xx/server,owncloud/core,phil-davis/core,xx621998xx/server,Ardinis/server,pixelipo/server,michaelletzgus/nextcloud-server,Ardinis/server,sharidas/core,andreas-p/nextcloud-server,jbicha/server,pollopolea/core,IljaN/core,whitekiba/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,michaelletzgus/nextcloud-server,pmattern/server,xx621998xx/server,whitekiba/server,endsguy/server,Ardinis/server,nextcloud/server,pollopolea/core,IljaN/core,owncloud/core,pixelipo/server,jbicha/server,pmattern/server,Ardinis/server,bluelml/core,Ardinis/server,IljaN/core,lrytz/core,xx621998xx/server,cernbox/core,endsguy/server