linux-kernel - Re: [PATCH 2/5] secmark: make secmark object handling generic

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Message-ID: <4CB499E3.5030305@netfilter.org>
Date:	Tue, 12 Oct 2010 19:24:51 +0200
From:	Pablo Neira Ayuso <pablo@...filter.org>
To:	Jan Engelhardt <jengelh@...ozas.de>
CC:	Eric Paris <eparis@...hat.com>, linux-kernel@...r.kernel.org,
	netfilter-devel@...r.kernel.org, netfilter@...r.kernel.org,
	paul.moore@...com, jmorris@...ei.org, selinux@...ho.nsa.gov,
	sds@...ho.nsa.gov, linux-security-module@...r.kernel.org,
	mr.dash.four@...glemail.com
Subject: Re: [PATCH 2/5] secmark: make secmark object handling generic

On 12/10/10 18:26, Jan Engelhardt wrote:
> On Tuesday 2010-10-12 17:40, Eric Paris wrote:
>> diff --git a/include/linux/netfilter/xt_SECMARK.h b/include/linux/netfilter/xt_SECMARK.h
>> index 6fcd344..989092b 100644
>> --- a/include/linux/netfilter/xt_SECMARK.h
>> +++ b/include/linux/netfilter/xt_SECMARK.h
>> @@ -11,18 +11,12 @@
>>  * packets are being marked for.
>>  */
>> #define SECMARK_MODE_SEL	0x01		/* SELinux */
>> -#define SECMARK_SELCTX_MAX	256
>> -
>> -struct xt_secmark_target_selinux_info {
>> -	__u32 selsid;
>> -	char selctx[SECMARK_SELCTX_MAX];
>> -};
>> +#define SECMARK_SECCTX_MAX	256
>>
>> struct xt_secmark_target_info {
>> 	__u8 mode;
>> -	union {
>> -		struct xt_secmark_target_selinux_info sel;
>> -	} u;
>> +	__u32 secid;
>> +	char secctx[SECMARK_SECCTX_MAX];
>> };
> 
> If you make changes here, bump the .revision please, in here:

The binary layout of this structure has not changed, it doesn't require
to bump the revision.

>> static struct xt_target secmark_tg_reg __read_mostly = {
>> -	.name       = "SECMARK",
>> -	.revision   = 0,
>> -	.family     = NFPROTO_UNSPEC,
>> -	.checkentry = secmark_tg_check,
>> -	.destroy    = secmark_tg_destroy,
>> -	.target     = secmark_tg,
>> -	.targetsize = sizeof(struct xt_secmark_target_info),
>> -	.me         = THIS_MODULE,
>> +	.name		= "SECMARK",
>> +	.revision	= 0,
>> +	.family		= NFPROTO_UNSPEC,
>> +	.checkentry	= secmark_tg_check,
>> +	.destroy	= secmark_tg_destroy,
>> +	.target		= secmark_tg,
>> +	.targetsize	= sizeof(struct xt_secmark_target_info),
>> +	.me		= THIS_MODULE,
>> };

I think that we don't need that extra tab above.
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