Fix crash resulting from frames with invalid data pointers.
authorJeff Peeler <jpeeler@digium.com>
Tue, 26 Jan 2010 18:07:57 +0000 (18:07 +0000)
committerJeff Peeler <jpeeler@digium.com>
Tue, 26 Jan 2010 18:07:57 +0000 (18:07 +0000)
commit1d293d0093d58aeae09a3525d9755fae9d42f181
tree1fbeea494c723481b854f7fc5b3a855fe4af303e
parentadfa169e461974acdcf56c3c8999eabf43bee8cc
Fix crash resulting from frames with invalid data pointers.

In ast_frdup the frame data union does not get set to point to malloced memory
if the datalen is zero, so make sure to handle the same case in ast_frisolate
appropriately.

(closes issue #16058)
Reported by: atis
Patches:
      bug16058-fix.patch uploaded by jpeeler (license 325)
Tested by: atis

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@243244 65c4cc65-6c06-0410-ace0-fbb531ad65f3
main/frame.c