Merged revisions 75441 via svnmerge from

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

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r75441 | russell | 2007-07-17 15:42:12 -0500 (Tue, 17 Jul 2007) | 12 lines

Merged revisions 75440 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r75440 | russell | 2007-07-17 15:41:41 -0500 (Tue, 17 Jul 2007) | 4 lines

After parsing information elements in IAX frames, set the data length to zero,
so that code later on does not think it has data to copy.
(ASA-2007-015)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@75442 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_iax2.c

@@ -7093,6 +7093,7 @@ static int socket_process(struct iax2_thread *thread)
 					return 1;
 				}
 				f.data = NULL;
+				f.datalen = 0;
 			} else
 				f.data = thread->buf + sizeof(*fh);
 		} else {