Thread (3 messages) 3 messages, 3 authors, 2024-12-09

Re: wifi: wlcore: testmode: Constify strutc nla_policy

From: Kalle Valo <kvalo@kernel.org>
Date: 2024-12-09 15:58:52
Also in: kernel-janitors, linux-wireless, lkml

Christophe JAILLET [off-list ref] 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 <redacted>
Reviewed-by: Jeff Johnson <redacted>
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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