Merged revisions 109575 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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r109575 | mmichelson | 2008-03-18 12:58:11 -0500 (Tue, 18 Mar 2008) | 6 lines

Make sure an agent doesn't try to send dtmf to a NULL channel

closes issue #12242
Reported by Yourname


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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@109576 65c4cc65-6c06-0410-ace0-fbb531ad65f3