another Fix because of r119585, this commit has broken high frequented BRI Ports...
commit2310392375e05da6580dcc5c2f4ae5b56f2406dd
authorcrichter <crichter@614ede4d-c843-0410-af14-a771ab80d22e>
Wed, 23 Jul 2008 11:37:50 +0000 (23 11:37 +0000)
committercrichter <crichter@614ede4d-c843-0410-af14-a771ab80d22e>
Wed, 23 Jul 2008 11:37:50 +0000 (23 11:37 +0000)
tree6503d07e96f6ce5a740775ff78aba72c3929647b
parentc12056a10c191fdd81f95fb8dc16fa6eaf662c2d
another Fix because of r119585, this commit has broken high frequented BRI Ports, there was a possibility that a channel, that was marked as in_use would be reused later, the corresponding port could got stuck then. So it is recommended to upgrade for chan_misdn users.

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@132826 614ede4d-c843-0410-af14-a771ab80d22e
channels/misdn/isdn_lib.c