From: "Heiko Stübner" <heiko@sntech.de>
To: wu000273@umn.edu
Cc: kjlu@umn.edu, Jacob Chen <jacob-chen@iotwrt.com>,
Ezequiel Garcia <ezequiel@collabora.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Hans Verkuil <hansverk@cisco.com>,
linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] media: rockchip/rga: Fix a reference count leak.
Date: Thu, 18 Jun 2020 14:29:56 +0200 [thread overview]
Message-ID: <2014126.fRahu6ktRn@diego> (raw)
In-Reply-To: <20200613231350.15504-1-wu000273@umn.edu>
Am Sonntag, 14. Juni 2020, 01:13:49 CEST schrieb wu000273@umn.edu:
> From: Qiushi Wu <wu000273@umn.edu>
>
> pm_runtime_get_sync() increments the runtime PM usage counter even
> when it returns an error code. Thus call pm_runtime_put_noidle()
> if pm_runtime_get_sync() fails.
>
> Fixes: f7e7b48e6d79 ("[media] rockchip/rga: v4l2 m2m support")
> Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
> ---
> drivers/media/platform/rockchip/rga/rga-buf.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/media/platform/rockchip/rga/rga-buf.c b/drivers/media/platform/rockchip/rga/rga-buf.c
> index 36b821ccc1db..bf9a75b75083 100644
> --- a/drivers/media/platform/rockchip/rga/rga-buf.c
> +++ b/drivers/media/platform/rockchip/rga/rga-buf.c
> @@ -81,6 +81,7 @@ static int rga_buf_start_streaming(struct vb2_queue *q, unsigned int count)
>
> ret = pm_runtime_get_sync(rga->dev);
> if (ret < 0) {
> + pm_runtime_put_noidle(rga->dev);
> rga_buf_return_buffers(q, VB2_BUF_STATE_QUEUED);
> return ret;
> }
>
prev parent reply other threads:[~2020-06-18 12:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-13 23:13 [PATCH] media: rockchip/rga: Fix a reference count leak wu000273
2020-06-18 12:29 ` Heiko Stübner [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=2014126.fRahu6ktRn@diego \
--to=heiko@sntech.de \
--cc=ezequiel@collabora.com \
--cc=hansverk@cisco.com \
--cc=jacob-chen@iotwrt.com \
--cc=kjlu@umn.edu \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=linux-rockchip@lists.infradead.org \
--cc=mchehab@kernel.org \
--cc=wu000273@umn.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).