bitbake-dev: Fix cooker parser for cases there are no recipes

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

bitbake-dev/lib/bb/cooker.py

@@ -906,7 +906,6 @@ class CookerExit(bb.event.Event):
     def __init__(self, d):
         bb.event.Event.__init__(self, d)
 
-
 class CookerParser:
     def __init__(self, cooker, filelist, masked):
         # Internal data
@@ -926,6 +925,8 @@ class CookerParser:
 
     def parse_next(self):
         print "Pointer %d" % self.pointer
+
+        if self.pointer < len(self.filelist):
             f = self.filelist[self.pointer]
             cooker = self.cooker