wifi: wlcore: testmode: Constify strutc nla_policy

Kalle Valo kvalo at kernel.org
Mon Dec 9 07:58:50 PST 2024


Christophe JAILLET <christophe.jaillet at wanadoo.fr> wrote:

> 'struct nla_policy' is not modified in this driver.
> 
> Constifying this structure moves some data to a read-only section, so
> increase overall security, especially when the structure holds some
> function pointers.
> 
> On a x86_64, with allmodconfig:
> Before:
> ======
>    text	   data	    bss	    dec	    hex	filename
>    5062	    528	      0	   5590	   15d6	drivers/net/wireless/ti/wlcore/testmode.o
> 
> After:
> =====
>    text	   data	    bss	    dec	    hex	filename
>    5178	    404	      0	   5582	   15ce	drivers/net/wireless/ti/wlcore/testmode.o
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
> Reviewed-by: Jeff Johnson <quic_jjohnson at quicinc.com>

Patch applied to wireless-next.git, thanks.

01e767d6f783 wifi: wlcore: testmode: Constify strutc nla_policy

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/78810e3ebb74ddbd3a4538f182bf1143b89baba7.1731332414.git.christophe.jaillet@wanadoo.fr/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches




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