Make server-to-server protocol more robust

[ngircd-alex.git] / src / ngircd / irc-metadata.c

diff --git a/src/ngircd/irc-metadata.c b/src/ngircd/irc-metadata.c
index efb2201773686c7475af2e5c930aaa0fd69dc621..2a3de1b454cbba48cb0cbe6739f5f49a3350c801 100644 (file)
--- a/src/ngircd/irc-metadata.c
+++ b/src/ngircd/irc-metadata.c
@@ -1,6 +1,6 @@
 /*
  * ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2014 Alexander Barton (alex@barton.de) and Contributors.
+ * Copyright (c)2001-2015 Alexander Barton (alex@barton.de) and Contributors.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -24,6 +24,7 @@
 
 #include "conn-func.h"
 #include "channel.h"
+#include "irc-macros.h"
 #include "irc-write.h"
 #include "log.h"
 #include "messages.h"
@@ -47,6 +48,8 @@ IRC_METADATA(CLIENT *Client, REQUEST *Req)
        assert(Client != NULL);
        assert(Req != NULL);
 
+       _IRC_REQUIRE_PREFIX_OR_RETURN_(Client, Req)
+
        prefix = Client_Search(Req->prefix);
        if (!prefix)
                return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,