fix various places where the code returns without unlocking vmlock or

destroying loaded configuration


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@33783 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_voicemail.c

@@ -6172,10 +6172,14 @@ static int load_config(void)
 							} else {
 								ast_log(LOG_WARNING, "Out of memory while reading voicemail config\n");
 								free(z);
+								ast_mutex_unlock(&vmlock);
+								ast_config_destroy(cfg);
 								return -1;
 							}
 						} else {
 							ast_log(LOG_WARNING, "Out of memory while reading voicemail config\n");
+							ast_mutex_unlock(&vmlock);
+							ast_config_destroy(cfg);
 							return -1;
 						}
 						var = var->next;
@@ -6435,8 +6439,10 @@ static int advanced_options(struct ast_channel *chan, struct ast_vm_user *vmu, s
 		return 0;
 	}
 
-	if (!(origtime = ast_variable_retrieve(msg_cfg, "message", "origtime")))
+	if (!(origtime = ast_variable_retrieve(msg_cfg, "message", "origtime"))) {
+		ast_config_destroy(msg_cfg);
 		return 0;
+	}
 
 	cid = ast_variable_retrieve(msg_cfg, "message", "callerid");
 
@@ -6444,6 +6450,8 @@ static int advanced_options(struct ast_channel *chan, struct ast_vm_user *vmu, s
 	if (!strncasecmp("macro",context,5)) /* Macro names in contexts are useless for our needs */
 		context = ast_variable_retrieve(msg_cfg, "message","macrocontext");
 
+	ast_config_destroy(msg_cfg);
+
 	if (option == 3) {
 
 		if (!res)
@@ -6576,8 +6584,6 @@ static int advanced_options(struct ast_channel *chan, struct ast_vm_user *vmu, s
 		}
 	}
 
-	ast_config_destroy(msg_cfg);
-
 	if (!res) {
 		make_file(vms->fn, sizeof(vms->fn), vms->curdir, msg);
 		vms->heard[msg] = 1;