Fix minor memory leak in banlist.c:delay_flush_all.

git-svn-id: svn://svn.code.sf.net/p/bitchx/code/trunk@79 13b04d17-f746-0410-82c6-800466cd88b0

Changelog

@@ -1,5 +1,7 @@
 [Changes 1.2c01]
 
+* Fix memory leak in banlist.c. (caf)
+
 * Apply a fix contributed by cpet for the configure script on
   FreeBSD 9. (caf)
 

source/banlist.c

@@ -81,6 +81,7 @@ int ofs = from_server;
 		push_len = 0;
 	}
 	flush_mode(NULL);
+	new_free(&arg);
 	from_server = ofs;
 	return 0;
 }