[InfoBarGenerics] fix jumpPreviousMark

lib/python/Screens/InfoBarGenerics.py

@@ -3589,11 +3589,11 @@ def cueGetEndCutPosition(self):
 				isin = True
 		return ret
 
-	def jumpPreviousNextMark(self, _cmp, start=False):
+	def jumpPreviousNextMark(self, cmp, start=False):
 		current_pos = self.cueGetCurrentPosition()
 		if current_pos is None:
 			return False
-		mark = self.getNearestCutPoint(current_pos, _cmp=_cmp, start=start)
+		mark = self.getNearestCutPoint(current_pos, cmp=cmp, start=start)
 		if mark is not None:
 			pts = mark[0]
 		else:
@@ -3611,21 +3611,21 @@ def jumpNextMark(self):
 		if not self.jumpPreviousNextMark(lambda x: x - 90000):
 			self.doSeek(-1)
 
-	def getNearestCutPoint(self, pts, _cmp=abs, start=False):
+	def getNearestCutPoint(self, pts, cmp=abs, start=False):
 		# can be optimized
 		beforecut = True
 		nearest = None
 		bestdiff = -1
 		instate = True
 		if start:
-			bestdiff = (0 > pts) - (0 < pts)
+			bestdiff = cmp(0 - pts)
 			if bestdiff >= 0:
 				nearest = [0, False]
 		for cp in self.cut_list:
 			if beforecut and cp[1] in (self.CUT_TYPE_IN, self.CUT_TYPE_OUT):
 				beforecut = False
 				if cp[1] == self.CUT_TYPE_IN:  # Start is here, disregard previous marks
-					diff = (cp[0] > pts) - (cp[0] < pts)
+					diff = cmp(cp[0] - pts)
 					if start and diff >= 0:
 						nearest = cp
 						bestdiff = diff
@@ -3637,7 +3637,7 @@ def getNearestCutPoint(self, pts, _cmp=abs, start=False):
 			elif cp[1] == self.CUT_TYPE_OUT:
 				instate = False
 			elif cp[1] in (self.CUT_TYPE_MARK, self.CUT_TYPE_LAST):
-				diff = (cp[0] > pts) - (cp[0] < pts)
+				diff = cmp(cp[0] - pts)
 				if instate and diff >= 0 and (nearest is None or bestdiff > diff):
 					nearest = cp
 					bestdiff = diff