linux-kernel - Re: [PATCH] drm/komeda: Add missing of_node_get() call

Open Source and information security mailing list archives

Date:   Fri, 23 Aug 2019 14:41:54 +0000
From:   Ayan Halder <Ayan.Halder@....com>
To:     Mihail Atanassov <Mihail.Atanassov@....com>
CC:     David Airlie <airlied@...ux.ie>, Liviu Dudau <Liviu.Dudau@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "james qian wang (Arm Technology China)" <james.qian.wang@....com>,
        nd <nd@....com>
Subject: Re: [PATCH] drm/komeda: Add missing of_node_get() call

On Fri, Aug 23, 2019 at 01:43:49PM +0000, Ayan Halder wrote:
> On Tue, Aug 20, 2019 at 03:16:58PM +0000, Mihail Atanassov wrote:
> > komeda_pipeline_destroy has the matching of_node_put().
> > 
> > Fixes: 29e56aec911dd ("drm/komeda: Add DT parsing")
> > Signed-off-by: Mihail Atanassov <mihail.atanassov@....com>
> > ---
> >  drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> > index 0142ee991957..ca64a129c594 100644
> > --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> > +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> > @@ -130,7 +130,7 @@ static int komeda_parse_pipe_dt(struct komeda_dev *mdev, struct device_node *np)
> >  		of_graph_get_port_by_id(np, KOMEDA_OF_PORT_OUTPUT);
> >  
> >  	pipe->dual_link = pipe->of_output_links[0] && pipe->of_output_links[1];
> > -	pipe->of_node = np;
> > +	pipe->of_node = of_node_get(np);
> >  
> 
> Good catch.
> Reviewed-by: Ayan Kumar Halder <ayan.halder@....com>
> >  	return 0;
> >  }
> > --

Pushed to drm-misc-fixes - 51a44a28eefd0d4c1addeb23fc5a599ff1787dfd

Apologies, I accidently pushed the gerrit change-id in the commit
message. Surprisingly, "checkpatch.pl --strict" did not catch the issue.
> > 2.22.0
> > 
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@...ts.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
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