make NULL and "" equivalent in cid fields, mark some missing NULL checks.
authorLuigi Rizzo <rizzo@icir.org>
Fri, 21 Apr 2006 10:05:45 +0000 (10:05 +0000)
committerLuigi Rizzo <rizzo@icir.org>
Fri, 21 Apr 2006 10:05:45 +0000 (10:05 +0000)
commit309f16bd074d0915fa7a93ce788d5feeefdedaec
treebe7d18567becd8683b9ec0f11510e958542682d4
parent91df5c2e62e661dd4637a6c37422a4fd4cdc17da
make NULL and "" equivalent in cid fields, mark some missing NULL checks.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@21814 65c4cc65-6c06-0410-ace0-fbb531ad65f3
channel.c