linux-kernel - Re: [PATCH] integrity: Fix __integrity_init

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Date:   Mon, 17 Jun 2019 11:11:05 -0700 (PDT)
From:   James Morris <jmorris@...ei.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
cc:     Nayna Jain <nayna@...ux.ibm.com>, Mimi Zohar <zohar@...ux.ibm.com>,
        "Serge E . Hallyn" <serge@...lyn.com>,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] integrity: Fix __integrity_init_keyring() section
 mismatch

On Mon, 17 Jun 2019, Geert Uytterhoeven wrote:

> With gcc-4.6.3:
> 
>     WARNING: vmlinux.o(.text.unlikely+0x24c64): Section mismatch in reference from the function __integrity_init_keyring() to the function .init.text:set_platform_trusted_keys()
>     The function __integrity_init_keyring() references
>     the function __init set_platform_trusted_keys().
>     This is often because __integrity_init_keyring lacks a __init
>     annotation or the annotation of set_platform_trusted_keys is wrong.
> 
> Indeed, if the compiler decides not to inline __integrity_init_keyring(),
> a warning is issued.
> 
> Fix this by adding the missing __init annotation.
> 
> Fixes: 9dc92c45177ab70e ("integrity: Define a trusted platform keyring")
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>


Reviewed-by: James Morris <jamorris@...ux.microsoft.com>


-- 
James Morris
<jmorris@...ei.org>