Merged revisions 169210 via svnmerge from

Merged revisions 169210 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r169210 | mmichelson | 2009-01-19 09:52:15 -0600 (Mon, 19 Jan 2009) | 13 lines

Prevent a crash in chan_local due to a potential NULL pointer dereference

Move the check for if both channels on a local_pvt have generators to below
where p->chan is checked for NULLity (NULLness?). This prevents a crash from
occurring if p->chan is NULL.

(closes issue #14189)
Reported by: sascha
Patches:
      14189.patch uploaded by putnopvut (license 60)
Tested by: sascha

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@169211 65c4cc65-6c06-0410-ace0-fbb531ad65f3