Various simple linting type cleanups on modules

lib/ansible/modules/system/mount.py

@@ -380,7 +380,6 @@ def main():
         module.exit_json(changed=changed, **args)
 
     module.fail_json(msg='Unexpected position reached')
-    sys.exit(0)
 
 # import module snippets
 from ansible.module_utils.basic import *

lib/ansible/modules/system/service.py

@@ -1172,7 +1172,7 @@ class NetBsdService(Service):
     distribution = None
 
     def get_service_tools(self):
-        initpaths = [ '/etc/rc.d' ]		# better: $rc_directories - how to get in here? Run: sh -c '. /etc/rc.conf ; echo $rc_directories'
+        initpaths = [ '/etc/rc.d' ]  # better: $rc_directories - how to get in here? Run: sh -c '. /etc/rc.conf ; echo $rc_directories'
 
         for initdir in initpaths:
             initscript = "%s/%s" % (initdir,self.name)
@@ -1188,7 +1188,7 @@ class NetBsdService(Service):
         else:
             self.rcconf_value = "NO"
 
-        rcfiles = [ '/etc/rc.conf' ]		# Overkill?
+        rcfiles = [ '/etc/rc.conf' ]  # Overkill?
         for rcfile in rcfiles:
             if os.path.isfile(rcfile):
                 self.rcconf_file = rcfile

lib/ansible/modules/system/sysctl.py

@@ -356,7 +356,6 @@ def main():
     result = SysctlModule(module)    
 
     module.exit_json(changed=result.changed)
-    sys.exit(0)
 
 # import module snippets
 from ansible.module_utils.basic import *