In the end, what you do to your gun is what you do. But you'll find most experts recommend against modifying a safety device of any kind on any weapon. They'll just say if you don't want a safety, find a gun that doesn't have one from the factory.
Or just sent it to S&W and have them do it
Guns don't kill people. Apes with guns kill people! - Robin Williams
Number of handguns currently owned and previously owned: 45.