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From: Samir Bellabes <sam@synack.fr>
To: Patrick McHardy <kaber@trash.net>
Cc: linux-security-module@vger.kernel.org, jamal <hadi@cyberus.ca>,
	Evgeniy Polyakov <zbr@ioremap.net>,
	Neil Horman <nhorman@tuxdriver.com>,
	netdev@vger.kernel.org, netfilter-devel@vger.kernel.org
Subject: Re: [RFC 7/9] snet: introduce snet_netlink.c and snet_netlink.h
Date: Fri, 15 Jan 2010 10:15:57 +0100	[thread overview]
Message-ID: <m2k4vjhgoi.fsf@ssh.synack.fr> (raw)
In-Reply-To: <4B420464.3040301@trash.net> (Patrick McHardy's message of "Mon, 04 Jan 2010 16:08:20 +0100")

Patrick McHardy <kaber@trash.net> writes:

>> +static struct genl_ops snet_genl_ops[] = {
>> +	{
>> +		.cmd		= SNET_C_VERSION,
>> +		.flags		= GENL_ADMIN_PERM,
>> +		.policy		= snet_genl_policy,
>> +		.doit		= snet_nl_version,
>> +		.dumpit		= NULL,
>
> The NULL initializations aren't neccessary.
>
[...]
Instead of dropping lines with the NULL initializations, I reduced the
code with a declaration macro

Patricks, thanks
sam
 
commit f8539d466dbe081b35f6813cfedd91947615bee9
Author: Samir Bellabes <sam@synack.fr>
Date:   Fri Jan 15 09:53:09 2010 +0100

    snet: reducing code by using macros to define snet_genl_ops
    
    This patch introduces the macro SNET_GENL_OPS. This reduces the code of the
    declaration struct genl_ops snet_genl_ops[]
    
    Signed-off-by: Samir Bellabes <sam@synack.fr>

diff --git a/security/snet/snet_netlink.c b/security/snet/snet_netlink.c
index e108e7a..ba6a26d 100644
--- a/security/snet/snet_netlink.c
+++ b/security/snet/snet_netlink.c
@@ -400,70 +400,33 @@ out:
 	return ret;
 }
 
+#define SNET_GENL_OPS(_cmd, _flags, _policy, _op, _opname)		\
+	{							\
+		.cmd	= _cmd,					\
+		.flags	= _flags,				\
+		.policy	= _policy,				\
+		._op	= snet_nl_##_opname,			\
+	}
+
 static struct genl_ops snet_genl_ops[] = {
-	{
-		.cmd		= SNET_C_VERSION,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_version,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_REGISTER,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_register,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_UNREGISTER,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_unregister,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_INSERT,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_insert,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_REMOVE,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_remove,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_FLUSH,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_flush,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_LIST,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= NULL,
-		.dumpit		= snet_nl_list,
-	},
-	{
-		.cmd		= SNET_C_VERDICT,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_verdict,
-		.dumpit		= NULL,
-	},
-	{
-		.cmd		= SNET_C_VERDICT_DELAY,
-		.flags		= GENL_ADMIN_PERM,
-		.policy		= snet_genl_policy,
-		.doit		= snet_nl_verdict_delay,
-		.dumpit		= NULL,
-	},
+	SNET_GENL_OPS(SNET_C_VERSION, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, version),
+	SNET_GENL_OPS(SNET_C_REGISTER, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, register),
+	SNET_GENL_OPS(SNET_C_UNREGISTER, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, unregister),
+	SNET_GENL_OPS(SNET_C_INSERT, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, insert),
+	SNET_GENL_OPS(SNET_C_REMOVE, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, remove),
+	SNET_GENL_OPS(SNET_C_FLUSH, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, flush),
+	SNET_GENL_OPS(SNET_C_REGISTER, GENL_ADMIN_PERM, snet_genl_policy,
+		      dumpit, list),
+	SNET_GENL_OPS(SNET_C_REGISTER, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, verdict),
+	SNET_GENL_OPS(SNET_C_VERDICT_DELAY, GENL_ADMIN_PERM, snet_genl_policy,
+		      doit, verdict_delay),
 };
 
 static __init int snet_netlink_init(void)

  parent reply	other threads:[~2010-01-15  9:15 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-02 13:04 [RFC 0/9] snet: Security for NETwork syscalls Samir Bellabes
2010-01-02 13:04 ` [RFC 1/9] lsm: add security_socket_closed() Samir Bellabes
2010-01-04 18:33   ` Serge E. Hallyn
2010-01-02 13:04 ` [RFC 2/9] Revert "lsm: Remove the socket_post_accept() hook" Samir Bellabes
2010-01-04 18:36   ` Serge E. Hallyn
2010-01-05  0:31     ` Tetsuo Handa
2010-01-05  0:38       ` Serge E. Hallyn
2010-01-02 13:04 ` [RFC 3/9] snet: introduce security/snet, Makefile and Kconfig changes Samir Bellabes
2010-01-04 18:39   ` Serge E. Hallyn
2010-01-06  6:04     ` Samir Bellabes
2010-01-02 13:04 ` [RFC 4/9] snet: introduce snet_core.c and snet.h Samir Bellabes
2010-01-04 14:43   ` Patrick McHardy
2010-01-06 18:23     ` Samir Bellabes
2010-01-06 19:46     ` Samir Bellabes
2010-01-06 19:58       ` Evgeniy Polyakov
2010-01-23  2:07         ` Samir Bellabes
2010-01-23  2:18           ` Evgeniy Polyakov
2010-01-07 14:34     ` Samir Bellabes
2010-01-07 14:53     ` Samir Bellabes
2010-01-07 14:58       ` Samir Bellabes
2010-01-08  4:32     ` Samir Bellabes
2010-01-04 18:42   ` Serge E. Hallyn
2010-01-06  6:12     ` Samir Bellabes
2010-01-02 13:04 ` [RFC 5/9] snet: introduce snet_event.c and snet_event.h Samir Bellabes
2010-01-02 20:09   ` Evgeniy Polyakov
2010-01-02 23:38     ` Samir Bellabes
2010-01-04 19:08   ` Serge E. Hallyn
2010-01-08  7:21     ` Samir Bellabes
2010-01-08 15:34       ` Serge E. Hallyn
2010-01-08 17:44         ` Samir Bellabes
2010-01-08 17:51           ` Samir Bellabes
2010-01-08 18:10             ` Serge E. Hallyn
2010-01-02 13:04 ` [RFC 6/9] snet: introduce snet_hooks.c and snet_hook.h Samir Bellabes
2010-01-02 20:13   ` Evgeniy Polyakov
2010-01-03 11:10     ` Samir Bellabes
2010-01-03 19:16       ` Stephen Hemminger
2010-01-03 22:26         ` Samir Bellabes
2010-01-02 13:04 ` [RFC 7/9] snet: introduce snet_netlink.c and snet_netlink.h Samir Bellabes
2010-01-04 15:08   ` Patrick McHardy
2010-01-13  4:19     ` Samir Bellabes
2010-01-13  4:28     ` Samir Bellabes
2010-01-13  5:36       ` Patrick McHardy
2010-01-13  4:36     ` Samir Bellabes
2010-01-13  4:41     ` Samir Bellabes
2010-01-13  6:03     ` Samir Bellabes
2010-01-13  6:20     ` Samir Bellabes
2010-01-15  7:02     ` Samir Bellabes
2010-01-15  9:15     ` Samir Bellabes [this message]
2010-01-16  1:59     ` Samir Bellabes
2010-01-17  5:42     ` Samir Bellabes
2010-01-23 19:33     ` Samir Bellabes
2010-01-02 13:04 ` [RFC 8/9] snet: introduce snet_verdict.c and snet_verdict.h Samir Bellabes
2010-01-02 13:04 ` [RFC 9/9] snet: introduce snet_utils.c and snet_utils.h Samir Bellabes
2010-01-03 16:57 ` [RFC 0/9] snet: Security for NETwork syscalls jamal
2010-01-05  7:26   ` Samir Bellabes
2010-01-05  8:20     ` Tetsuo Handa
2010-01-05 14:09       ` Serge E. Hallyn
2010-01-06  0:23         ` [PATCH] LSM: Update comment on security_sock_rcv_skb Tetsuo Handa
2010-01-06  3:27           ` Serge E. Hallyn
2010-01-10 21:53           ` James Morris
2010-01-10 16:20     ` [RFC 0/9] snet: Security for NETwork syscalls jamal

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