Merged revisions 56685 via svnmerge from

Merged revisions 56685 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r56685 | tilghman | 2007-02-25 08:46:41 -0600 (Sun, 25 Feb 2007) | 11 lines

Merged revisions 56684 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r56684 | tilghman | 2007-02-25 08:38:03 -0600 (Sun, 25 Feb 2007) | 3 lines

Issue 9130 - If prev is the last item on the channel list, then evaluating
additional conditions (e.g. name prefix) will cause a NULL dereference.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@56686 65c4cc65-6c06-0410-ace0-fbb531ad65f3