Fixes an issues with the 6FXS/2FXO module: if an extra FXS or FXO module is added to a system with such a module, an excessive number of port licenses was accidentally required (as if the 6FXS/2FXO module required 8FXS/8FXO licenses). Internal-Issue-ID: #1371 Signed-off-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com> git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@10534 a0bf4364-ded3-4de4-8d8a-66a801d63aff