linux-kernel - Re: [RFC v2 1/6] platform/x86: intel_pmc_ipc: Use devm

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Date:   Sun, 3 Sep 2017 15:34:09 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
Cc:     Souvik Kumar Chakravarty <souvik.k.chakravarty@...el.com>,
        "x86@...nel.org" <x86@...nel.org>, Ingo Molnar <mingo@...hat.com>,
        Zha Qipeng <qipeng.zha@...el.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        "dvhart@...radead.org" <dvhart@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Lee Jones <lee.jones@...aro.org>,
        Andy Shevchenko <andy@...radead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Sathyanarayanan Kuppuswamy Natarajan <sathyaosid@...il.com>
Subject: Re: [RFC v2 1/6] platform/x86: intel_pmc_ipc: Use devm_* calls in
 driver probe function

On Sun, Sep 3, 2017 at 4:24 AM,
<sathyanarayanan.kuppuswamy@...ux.intel.com> wrote:
> From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@...ux.intel.com>
>
> This patch cleans up unnecessary free/alloc calls in ipc_plat_probe(),
> ipc_pci_probe() and ipc_plat_get_res() functions by using devm_*
> calls.
>
> This patch also adds proper error handling for failure cases in
> ipc_pci_probe() function.

>         ret = pci_enable_device(pdev);
>         if (ret)
> -               return ret;
> +               goto release_device;

Instead you should use PCI managed function(s).

-- 
With Best Regards,
Andy Shevchenko