Re: [PATCH] i2c: rzv2m: Constify struct i2c_algorithm
From: Andi Shyti
Date: Sun Apr 13 2025 - 18:58:03 EST
Hi Christophe,
On Sat, Mar 29, 2025 at 03:37:07PM +0100, Christophe JAILLET wrote:
> 'struct i2c_algorithm' 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, as an example:
> Before:
> ======
> text data bss dec hex filename
> 11027 646 16 11689 2da9 drivers/i2c/busses/i2c-rzv2m.o
>
> After:
> =====
> text data bss dec hex filename
> 11107 566 16 11689 2da9 drivers/i2c/busses/i2c-rzv2m.o
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
merged to i2c/i2c-host.
Thanks,
Andi