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Message-ID: <20240520073339.rf6laivnglmww3bf@vireshk-i7>
Date: Mon, 20 May 2024 13:03:39 +0530
From: Viresh Kumar <viresh.kumar@...aro.org>
To: Andre Przywara <andre.przywara@....com>
Cc: Javier Carrasco <javier.carrasco.cruz@...il.com>,
	Yangtao Li <tiny.windzz@...il.com>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Chen-Yu Tsai <wens@...e.org>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Samuel Holland <samuel@...lland.org>,
	Jonathan Cameron <Jonathan.Cameron@...wei.com>,
	linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] cpufreq: sun50i: fix memory leak in
 dt_has_supported_hw()

On 10-05-24, 17:49, Andre Przywara wrote:
> On Fri, 03 May 2024 19:52:32 +0200
> Javier Carrasco <javier.carrasco.cruz@...il.com> wrote:
> > diff --git a/drivers/cpufreq/sun50i-cpufreq-nvmem.c b/drivers/cpufreq/sun50i-cpufreq-nvmem.c
> > index 0b882765cd66..ef83e4bf2639 100644
> > --- a/drivers/cpufreq/sun50i-cpufreq-nvmem.c
> > +++ b/drivers/cpufreq/sun50i-cpufreq-nvmem.c
> > @@ -131,7 +131,7 @@ static const struct of_device_id cpu_opp_match_list[] = {
> >  static bool dt_has_supported_hw(void)
> >  {
> >  	bool has_opp_supported_hw = false;
> > -	struct device_node *np, *opp;
> > +	struct device_node *np;

Why is the opp pointer removed ?

> >  	struct device *cpu_dev;
> >  
> >  	cpu_dev = get_cpu_device(0);
> > @@ -142,7 +142,7 @@ static bool dt_has_supported_hw(void)
> >  	if (!np)
> >  		return false;
> >  
> > -	for_each_child_of_node(np, opp) {
> > +	for_each_child_of_node_scoped(np, opp) {
> >  		if (of_find_property(opp, "opp-supported-hw", NULL)) {
> >  			has_opp_supported_hw = true;
> >  			break;
> > 

-- 
viresh

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