From: Hans Verkuil <hverkuil@xs4all.nl>
To: wu000273@umn.edu, kjlu@umn.edu
Cc: Rick Chang <rick.chang@mediatek.com>,
Bin Liu <bin.liu@mediatek.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Ricky Liang <jcliang@chromium.org>,
Hans Verkuil <hans.verkuil@cisco.com>,
Minghsiu Tsai <minghsiu.tsai@mediatek.com>,
linux-media@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] media: mtk-jpeg: Fix a reference count leak.
Date: Thu, 17 Sep 2020 13:42:34 +0200 [thread overview]
Message-ID: <19432e4d-dcc4-5056-17ef-a6d2dd7b6fb4@xs4all.nl> (raw)
In-Reply-To: <20200613230843.14109-1-wu000273@umn.edu>
On 14/06/2020 01:08, wu000273@umn.edu wrote:
> 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: b2f0d2724ba4 ("[media] vcodec: mediatek: Add Mediatek JPEG Decoder Driver")
> Signed-off-by: Qiushi Wu <wu000273@umn.edu>
> ---
> drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
> index f82a81a3bdee..097f0b050f67 100644
> --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
> +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
> @@ -710,8 +710,10 @@ static int mtk_jpeg_start_streaming(struct vb2_queue *q, unsigned int count)
> int ret = 0;
>
> ret = pm_runtime_get_sync(ctx->jpeg->dev);
> - if (ret < 0)
> + if (ret < 0) {
> + pm_runtime_put_noidle(ctx->jpeg->dev);
> goto err;
> + }
>
> return 0;
> err:
>
This patch no longer applies, can you rebase this?
Regards,
Hans
next prev parent reply other threads:[~2020-09-17 11:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-13 23:08 [PATCH] media: mtk-jpeg: Fix a reference count leak wu000273
2020-09-17 11:42 ` Hans Verkuil [this message]
2021-04-21 13:28 ` Krzysztof Kozlowski
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