pexpect: Drop unused child parameter to drain_and_terminate()

Author: mpe

lib/pexpect_utils.py

@@ -38,7 +38,7 @@ def terminate(self):
         self.child.terminate()
         self.wait_for_exit()
 
-    def drain_and_terminate(self, child, msg):
+    def drain_and_terminate(self, msg):
         logging.error(msg)
 
         # Wait for the end of the oops, if it is one
@@ -77,7 +77,7 @@ def expect(self, patterns, timeout=-1, bug_patterns=None):
             logging.debug("Matched: '%s' %s", self.get_match(), self.matches())
 
         if idx >= len(patterns) - len(bug_patterns):
-            self.drain_and_terminate(self.child, "Error: saw oops/warning etc. while expecting")
+            self.drain_and_terminate("Error: saw oops/warning etc. while expecting")
 
         return idx