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  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]
Date:   Tue, 5 Oct 2021 10:03:56 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Srinivasa Rao Mandadapu <srivasam@...eaurora.org>,
        agross@...nel.org, bjorn.andersson@...aro.org, lgirdwood@...il.com,
        broonie@...nel.org, robh+dt@...nel.org, plai@...eaurora.org,
        bgoswami@...eaurora.org, perex@...ex.cz, tiwai@...e.com,
        srinivas.kandagatla@...aro.org, rohitkr@...eaurora.org,
        linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        swboyd@...omium.org, judyhsiao@...omium.org
Cc:     Venkata Prasad Potturu <potturu@...eaurora.org>
Subject: Re: [PATCH] ASoC: qcom: soundwire: Enable soundwire bus clock for
 version 1.6



>>> +        ctrl->swrm_hctl_reg = devm_ioremap(&pdev->dev,
>>> swrm_hctl_reg, 0x4);
>> if (!ctrl->swrm_hctl_reg)
>>      return -ENODEV;
>>
>> ?
> I think here error check is not required, as this change is required
> only for soundwire version 1.6 and above.

My comment had nothing to do with versions, it's just that ioremap can
fail and in general it's wise to test for errors...

Powered by blists - more mailing lists