linux-kernel - Re: [PATCH net-next] llc: Constify struct llc_conn_state

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Message-ID: <20240715081919.GB8432@kernel.org>
Date: Mon, 15 Jul 2024 09:19:19 +0100
From: Simon Horman <horms@...nel.org>
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	netdev@...r.kernel.org, Kuniyuki Iwashima <kuniyu@...zon.com>
Subject: Re: [PATCH net-next] llc: Constify struct llc_conn_state_trans

+ Iwashima-san

On Sun, Jul 14, 2024 at 06:05:56PM +0200, Christophe JAILLET wrote:
> 'struct llc_conn_state_trans' are not modified in this driver.
> 
> Constifying this structure moves some data to a read-only section, so
> increase overall security.
> 
> On a x86_64, with allmodconfig, as an example:
> Before:
> ======
>    text	   data	    bss	    dec	    hex	filename
>   13923	  10896	     32	  24851	   6113	net/llc/llc_c_st.o
> 
> After:
> =====
>    text	   data	    bss	    dec	    hex	filename
>   21859	   3328	      0	  25187	   6263	net/llc/llc_c_st.o
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>

Reviewed-by: Simon Horman <horms@...nel.org>