The reeling Dallas Stars could use something positive heading into the playoffs.Meanwhile, the Nashville Predators also want to end their disappointing season on a high note.The visiting Stars look to snap a season-high six-game slide when they close the regular season Wednesday night in Nashville, Tenn.Dallas (50-25-6, 106 points) and Nashville (29-44-8, 66 points) both were expected to compete in the postseason, however, only the former will be moving on. The Stars will finish in second place in the Central Division and host Colorado in the first round; however, they’re currently limping into the postseason on an 0-4-2 rut.”We want to win every night. We expect to win every night,” said Dallas’ Wyatt Johnston, who set career highs in goals (33), assists (38) and points (71) this season.”It’s definitely frustrating. We want to come into the playoffs with our game in a good spot.”Following Monday’s 6-4 loss at Detroit, the Stars have allowed 29 goals in the last six games.As Dallas tries to get back on track before opening the playoffs this weekend, it’s uncertain how many of coach Pete DeBoer’s top players will be on the ice Wednesday. Veteran Tyler Seguin, who’s been out since Dec. 1 with a hip injury, reportedly will be ready for the playoffs.DeBoer rested defenseman Thomas Harley on Monday, while key forward Mason Marchment could sit again due to illness.”At this time of year, do you dress guys and try to win games or do you rest guys and prepare for (Game 1)?” said DeBoer, who noted following Monday’s game that he could go with a full lineup against the Predators.Dallas’ Jake Oettinger made 31 saves on Monday but has allowed 12 goals during his current 0-2-1 skid. Meanwhile. Backup Casey DeSmith has yielded 15 goals while also amid an 0-2-1 starting slide.