Merged revisions 245793 via svnmerge from

https://origsvn.digium.com/svn/asterisk/trunk

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  r245793 | dvossel | 2010-02-09 17:07:17 -0600 (Tue, 09 Feb 2010) | 18 lines
  
  Merged revisions 245792 via svnmerge from 
  https://origsvn.digium.com/svn/asterisk/branches/1.4
  
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    r245792 | dvossel | 2010-02-09 16:55:38 -0600 (Tue, 09 Feb 2010) | 12 lines
    
    Fixes iaxs and iaxsl size off by one issue.
    
    2^15 = 32768 which is the maximum allowed iax2 callnumber.
    Creating the iaxs and iaxsl array of size 32768 means the maximum
    callnumber is actually out of bounds.  This causes a nasty crash.
    
    (closes issue #15997)
    Reported by: exarv
    Patches:
          iax_fix.diff uploaded by dvossel (license 671)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.1@245795 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_iax2.c

@@ -922,7 +922,7 @@ static void signal_condition(ast_mutex_t *lock, ast_cond_t *cond)
  * based on the local call number.  The local call number is used as the
  * index into the array where the associated pvt structure is stored.
  */
-static struct chan_iax2_pvt *iaxs[IAX_MAX_CALLS];
+static struct chan_iax2_pvt *iaxs[IAX_MAX_CALLS + 1];
 
 /*!
  * \brief Another container of iax2_pvt structures
@@ -953,7 +953,7 @@ static struct ao2_container *iax_transfercallno_pvts;
 
 /* Flag to use with trunk calls, keeping these calls high up.  It halves our effective use
    but keeps the division between trunked and non-trunked better. */
-#define TRUNK_CALL_START	ARRAY_LEN(iaxs) / 2
+#define TRUNK_CALL_START	IAX_MAX_CALLS / 2
 
 /* Debug routines... */
 static struct sockaddr_in debugaddr;