linux-kernel - Re: [PATCH 1/6] PM / OPP: reuse of_parse

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Message-ID: <20150811062353.GA31523@codeaurora.org>
Date:	Mon, 10 Aug 2015 23:23:53 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Rafael Wysocki <rjw@...ysocki.net>, nm@...com,
	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	khilman@...aro.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Len Brown <len.brown@...el.com>,
	open list <linux-kernel@...r.kernel.org>,
	Pavel Machek <pavel@....cz>
Subject: Re: [PATCH 1/6] PM / OPP: reuse of_parse_phandle()

On 08/11, Viresh Kumar wrote:
> On 10-08-15, 23:02, Stephen Boyd wrote:
> > > -	if (prop->length != sizeof(__be32)) {
> > > -		dev_err(dev, "%s: Invalid opp desc phandle\n", __func__);
> > > -		return ERR_PTR(-EINVAL);
> > > -	}
> > 
> > But we lost this check? Perhaps we can use
> > of_count_phandle_with_args() to make suer we only have one
> > phandle?
> 
> I thought about it earlier and it looked like we don't need to care
> about this. Even if the user passes multiple strings here, its his
> problem. We will just pick the first entry and parse it.
> 
> And that's true until the point we support multiple table entries,
> ofcourse :)

Ok. That's worth a mention in the commit text please.

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