linux-kernel - Re: [PATCH RESEND v1 2/3] ALSA: hda: cs35l41: Fix endian conversions

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <87zg5eidcb.wl-tiwai@suse.de>
Date:   Mon, 05 Jun 2023 09:21:24 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Stefan Binding <sbinding@...nsource.cirrus.com>
Cc:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <patches@...nsource.cirrus.com>
Subject: Re: [PATCH RESEND v1 2/3] ALSA: hda: cs35l41: Fix endian conversions

On Thu, 25 May 2023 15:59:54 +0200,
Stefan Binding wrote:
> 
> @@ -379,10 +379,10 @@ static int cs35l41_save_calibration(struct cs35l41_hda *cs35l41)
>  
>  				/* Calibration can only be applied whilst the DSP is not running */
>  				ret = cs35l41_apply_calibration(cs35l41,
> -								cpu_to_be32(cl->calAmbient),
> -								cpu_to_be32(cl->calR),
> -								cpu_to_be32(cl->calStatus),
> -								cpu_to_be32(cl->calR + 1));
> +								(__be32)cpu_to_be32(cl->calAmbient),
> +								(__be32)cpu_to_be32(cl->calR),
> +								(__be32)cpu_to_be32(cl->calStatus),
> +								(__be32)cpu_to_be32(cl->calR + 1));

Do we really need those cast?  Even if yes, it must be with __force
prefix for the endian cast in general.


thanks,

Takashi