Fix potential undefined variable
Fix potential undefined variable

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