I watched the replay clip on Sportsnet.ca, and I'm trying to come up with a logical excuse that, well, excuses him from responsibility...and it being intentional. Not a thing.
Watching this over and over, I can't see how he didn't let his frustration and emotions get the best of him and just belt the first stripes he saw. Based on what I see here, suspension for sure:
http://www.sportsnet.ca/hockey/nhl/g...ter-scary-hit/