reduce indentation a couple of levels

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@36753 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_meetme.c

@@ -2505,13 +2505,16 @@ static int admin_exec(struct ast_channel *chan, void *data) {
 		AST_APP_ARG(user);
 	);
 
+	if (ast_strlen_zero(data)) {
+		ast_log(LOG_WARNING, "MeetMeAdmin requires an argument!\n");
+		return -1;
+	}
+
 	LOCAL_USER_ADD(u);
 
 	AST_LIST_LOCK(&confs);
-	/* The param has the conference number the user and the command to execute */
-	if (!ast_strlen_zero(data)) {		
-		params = ast_strdupa((char *) data);
 	
+	params = ast_strdupa(data);
 	AST_STANDARD_APP_ARGS(args, params);
 
 	if (!args.command) {
@@ -2525,11 +2528,17 @@ static int admin_exec(struct ast_channel *chan, void *data) {
 			break;
 	}
 
+	if (!cnf) {
+		ast_log(LOG_WARNING, "Conference number '%s' not found!\n", args.confno);
+		LOCAL_USER_REMOVE(u);
+		AST_LIST_UNLOCK(&confs);
+		return 0;
+	}
+
 	if (args.user)
 		user = find_user(cnf, args.user);
 
-		if (cnf) {
+	switch (*args.command) {
-			switch((int) (*args.command)) {
 	case 76: /* L: Lock */ 
 		cnf->locked = 1;
 		break;
@@ -2626,10 +2635,7 @@ static int admin_exec(struct ast_channel *chan, void *data) {
 			ast_log(LOG_NOTICE, "Specified User not found!\n");
 		break;
 	}
-		} else {
+
-			ast_log(LOG_NOTICE, "Conference Number not found\n");
-		}
-	}
 	AST_LIST_UNLOCK(&confs);
 
 	LOCAL_USER_REMOVE(u);