Add a missing return: we always return after detecting the first error.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@1800 d4fa192b-c00b-0410-8231-f00ffab90ce4

lib/libvcl/vcc_action.c

@@ -279,6 +279,7 @@ parse_purge(struct tokenlist *tl)
 	
 	if (!vcc_StringVal(tl)) {
 		vcc_ExpectedStringval(tl);
+		return;
 	}
 	
 	Expect(tl, ')');