linux-kernel - Re: [PATCH 11/78] staging: media: rkvdec: fix pm_runtime_get

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Message-ID: <a43aa8ef1f3b198a5a3c3e9196eb945f88d2108a.camel@collabora.com>
Date:   Sat, 24 Apr 2021 20:20:53 -0300
From:   Ezequiel Garcia <ezequiel@...labora.com>
To:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Cc:     linuxarm@...wei.com, mauro.chehab@...wei.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH 11/78] staging: media: rkvdec: fix pm_runtime_get_sync()
 usage count

On Sat, 2021-04-24 at 08:44 +0200, Mauro Carvalho Chehab wrote:
> The pm_runtime_get_sync() internally increments the
> dev->power.usage_count without decrementing it, even on errors.
> replace it by the new pm_runtime_resume_and_get(), introduced by:
> commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter")
> in order to properly decrement the usage counter and avoid memory
> leaks.
> 
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>

Reviewed-by: Ezequiel Garcia <ezequiel@...labora.com>

Thanks a lot for taking care of this.