Louis doesn't seem to like it at all. Buddy shows his feelings by licking his master's face. Louis shows his feelings by hiring more investigators. Buddy doesn't mind being kept on a short leash. Louis tends to chafe.
Buddy leaks on newspapers, which is understandable.
Louis leaks to newspapers, which is unforgivable. Louis won't roll over, and won't play dead. Buddy realizes it's all part of his job. Louis just doesn't see it that way. If the president changes his mind about Buddy, he can get rid of him.