Re: [PATCH v4 1/2] proc: pass file instead of inode to proc_mem_open

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On Fri, May 24, 2024 at 10:28:57PM +0300, Adrian Ratiu wrote:
> The file struct is required in proc_mem_open() so its
> f_mode can be checked when deciding whether to allow or
> deny /proc/*/mem open requests via the new read/write
> and foll_force restriction mechanism.
> 
> Thus instead of directly passing the inode to the fun,
> we pass the file and get the inode inside it.
> 
> Cc: Jann Horn <jannh@xxxxxxxxxx>
> Cc: Kees Cook <keescook@xxxxxxxxxxxx>
> Cc: Christian Brauner <brauner@xxxxxxxxxx>
> Signed-off-by: Adrian Ratiu <adrian.ratiu@xxxxxxxxxxxxx>

With the nommu errors pointed out by 0day fixed:

Reviewed-by: Kees Cook <kees@xxxxxxxxxx>

-- 
Kees Cook




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