Merged revisions 290408 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

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  r290408 | tilghman | 2010-10-05 15:23:33 -0500 (Tue, 05 Oct 2010) | 22 lines
  
  Merged revisions 290396 via svnmerge from 
  https://origsvn.digium.com/svn/asterisk/branches/1.6.2
  
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    r290396 | tilghman | 2010-10-05 15:21:02 -0500 (Tue, 05 Oct 2010) | 15 lines
    
    Merged revisions 290392 via svnmerge from 
    https://origsvn.digium.com/svn/asterisk/branches/1.4
    
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      r290392 | tilghman | 2010-10-05 15:20:07 -0500 (Tue, 05 Oct 2010) | 8 lines
      
      Fix a crash by ensuring that we don't alter memory after it's freed.
      
      (closes issue #17387)
       Reported by: jmls
       Patches: 
             20100726__issue17387.diff.txt uploaded by tilghman (license 14)
       Tested by: jmls
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@290414 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_jabber.c

@@ -3038,20 +3038,23 @@ static int aji_get_roster(struct aji_client *client)
 static int aji_client_connect(void *data, ikspak *pak)
 {
 	struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
-	int res = 0;
+	int res = IKS_FILTER_PASS;
 
 	if (client) {
 		if (client->state == AJI_DISCONNECTED) {
 			iks_filter_add_rule(client->f, aji_filter_roster, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "roster", IKS_RULE_DONE);
 			client->state = AJI_CONNECTING;
 			client->jid = (iks_find_cdata(pak->query, "jid")) ? iks_id_new(client->stack, iks_find_cdata(pak->query, "jid")) : client->jid;
-			iks_filter_remove_hook(client->f, aji_client_connect);
 			if (!client->component) { /*client*/
 				aji_get_roster(client);
-				if (client->distribute_events) {
-					aji_init_event_distribution(client);
-				}
 			}
+			if (client->distribute_events) {
+				aji_init_event_distribution(client);
+			}
+
+			iks_filter_remove_hook(client->f, aji_client_connect);
+			/* Once we remove the hook for this routine, we must return EAT or we will crash or corrupt memory */
+			res = IKS_FILTER_EAT;
 		}
 	} else {
 		ast_log(LOG_ERROR, "Out of memory.\n");