apply patch from kiniou


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@23157 35612d4c-9d10-0410-837c-bf9dd1be60d7
try to do a simplier fix than proposed patch


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@23158 35612d4c-9d10-0410-837c-bf9dd1be60d7