career criminal who entered his home with a ‘military style dagger’ has failed in a bid to have his sentence cut.Patrick Phinn, 50, was given five years last March for the September 2018 culpable homicide of Ronald Pattison at his house in Easterhouse, Glasgow.The High Court in the city heard how Phinn “led a quiet, simple life” before he stabbed 38-year-old Ronald Pattison 17 times.Phinn had been watching television with his partner when Pattison - who was known to be a “man of violence” -