Fix CLI memory leak (issue #5035)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/v1-0@6636 65c4cc65-6c06-0410-ace0-fbb531ad65f3

cli.c

@@ -1004,14 +1004,15 @@ int ast_cli_generatornummatches(char *text, char *word)
 	int matches = 0, i = 0;
 	char *buf = NULL, *oldbuf = NULL;
 
-	while ( (buf = ast_cli_generator(text, word, i)) ) {
-		if (++i > 1 && strcmp(buf,oldbuf) == 0)  {
-				continue;
-		}
+	while ( (buf = ast_cli_generator(text, word, i++)) ) {
+		if (!oldbuf || strcmp(buf,oldbuf))
+			matches++;
+		if (oldbuf)
+			free(oldbuf);
 		oldbuf = buf;
-		matches++;
 	}
-
+	if (oldbuf)
+		free(oldbuf);
 	return matches;
 }