netdev - [GENETLINK]: Fix adjustment of number of multicast groups

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Message-ID: <20070724094514.GD9285@postel.suug.ch>
Date:	Tue, 24 Jul 2007 11:45:14 +0200
From:	Thomas Graf <tgraf@...g.ch>
To:	davem@...emloft.net
Cc:	johannes@...solutions.net, netdev@...r.kernel.org
Subject: [GENETLINK]: Fix adjustment of number of multicast groups

The current calculation of the maximum number of genetlink
multicast groups seems odd, fix it.

Signed-off-by: Thomas Graf <tgraf@...g.ch>

Index: net-2.6/net/netlink/genetlink.c
===================================================================
--- net-2.6.orig/net/netlink/genetlink.c	2007-07-23 22:03:02.000000000 +0200
+++ net-2.6/net/netlink/genetlink.c	2007-07-23 22:05:12.000000000 +0200
@@ -184,7 +184,7 @@ int genl_register_mc_group(struct genl_f
 	}
 
 	err = netlink_change_ngroups(genl_sock,
-				     sizeof(unsigned long) * NETLINK_GENERIC);
+				     mc_groups_longs * BITS_PER_LONG);
 	if (err)
 		goto out;
 
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