From: Doug Anderson <dianders@chromium.org>
To: Miaoqian Lin <linmq006@gmail.com>
Cc: Rob Clark <robdclark@gmail.com>,
Abhinav Kumar <quic_abhinavk@quicinc.com>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>,
Daniel Vetter <daniel@ffwll.ch>,
Stephen Boyd <swboyd@chromium.org>,
linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] drm/msm/dpu: Fix memory leak in msm_mdss_parse_data_bus_icc_path
Date: Wed, 7 Dec 2022 07:01:59 -0800 [thread overview]
Message-ID: <CAD=FV=VDQZu_-kDOQVLoz1SNPda_78aQ+NMa163mXDmnmXrRSg@mail.gmail.com> (raw)
In-Reply-To: <20221207065922.2086368-1-linmq006@gmail.com>
Hi,
On Tue, Dec 6, 2022 at 10:59 PM Miaoqian Lin <linmq006@gmail.com> wrote:
>
> of_icc_get() alloc resources for path1, we should release it when not
> need anymore. Early return when IS_ERR_OR_NULL(path0) may leak path1.
> Defer getting path1 to fix this.
>
> Fixes: b9364eed9232 ("drm/msm/dpu: Move min BW request and full BW disable back to mdss")
> Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
> ---
> changes in v2:
> - move getting path1 after error check for path0.
> ---
> drivers/gpu/drm/msm/msm_mdss.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
Reviewed-by: Douglas Anderson <dianders@chromium.org>
next prev parent reply other threads:[~2022-12-07 15:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-07 6:59 [PATCH v2] drm/msm/dpu: Fix memory leak in msm_mdss_parse_data_bus_icc_path Miaoqian Lin
2022-12-07 15:01 ` Doug Anderson [this message]
2022-12-28 1:58 ` Abhinav Kumar
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