49ers want Greenlaw to play with same fire after sideline incident

SANTA CLARA — The 49ers do not want linebacker Dre Greenlaw to make any dramatic adjustments to the way he plays the game. Mostly, they are fond of him just the way he is. "I love playing alongside him because I know what he's going to bring every time he's out there," 49ers All-Pro linebacker Fred Warner said. "(He's) an enforcer, a tone-setter out there, delivering those hits and flying to the football every single play. You need that." The only thing the 49ers do not need are 15-yard penalties and to see him get ejected — as he did with nine minutes remaining in the third quarter of the Week 13 game against the Philadelphia Eagles. Greenlaw was flagged for his ninth unnecessary roughness penalty of his five-year NFL career when he picked up 170-pound receiver DeVonta Smith and tossed him hard to the ground. Then, when an Eagles staff member entered the fray and put his hand on him, Greenlaw took a swipe and was thrown out of the game. "If you get a penalty, you're wrong," Warner said. "If you don't get the penalty, you're doing a great job. Dre knows he's got to obviously be smart, and guys are looking to rile him up out there. I think for the most part, he does a great...