There are definitely factors about smoking weed that I find to be poor choices. Consuming marijuana isn't inherently one of them.
As an athlete, I would certainly prefer that he do edibles. Also, driving while high is obviously a major problem. So far, we aren't privy to those circumstances, but the latter doesn't appear to be an issue.
Leaving it out in the open is really the only thing I find wrong in this case.
I agree that soda is a worse choice; alcohol is far worse, in my opinion. Like someone said before, if he wasn't high, he shouldn't even be punished as much as Reilly; DUI is a far more serious crime.