McAllister's second successful penalty reduced Munster's lead to 19-9 and Sale seemed to be back in it on 51 minutes when Hodgson scored in the corner after a quick tap from replacement scrum-half Dwayne Peel.
They made an early breakthrough with Maddock going over in the corner after an initial tap penalty from Michael Claasens, and some superb off-loading in contact by the visiting forwards created a gap for the winger to dive through.