[avahi] /usr/bin/avahi-publish-service usage

[Sebastien Estienne]

seems that something doesn't work when  avahi-publish-service when no
parameters or wrong number of parameters are passed, it doesn't
display its usage

is the following the right fix?
Index: avahi-utils/avahi-publish-service.in
===================================================================
--- avahi-utils/avahi-publish-service.in        (revision 211)
+++ avahi-utils/avahi-publish-service.in        (working copy)
@@ -19,7 +19,7 @@
 try:
     opts, args = getopt.getopt(sys.argv[1:], "d:H:", ["help",
"domain=", "host="])
 except getopt.GetoptError:
-    usage(2)
+    pass

 domain = ""
 host = ""
@@ -35,8 +35,7 @@
         host = a

 if len(args) < 3:
-    sys.stderr.write("Invalid number of arguments\n")
-    sys.exit(1)
+    usage(2)

 name = args[0]
 stype = args[1]

-- 
Sebastien Estienne