linux-kernel - Re: [PATCH v13 5/6] clkdev: Export clk_register

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Message-ID: <CAHp75VeUgYup++JUf4kVNBK6HNppcF3DcKtaWjUF4o+ZbOBUpg@mail.gmail.com>
Date:	Tue, 3 Feb 2015 19:43:59 +0200
From:	Andy Shevchenko <andy.shevchenko@...il.com>
To:	Tomeu Vizoso <tomeu.vizoso@...labora.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Mike Turquette <mturquette@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Javier Martinez Canillas <javier.martinez@...labora.co.uk>,
	Russell King <linux@....linux.org.uk>,
	linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v13 5/6] clkdev: Export clk_register_clkdev

On Tue, Feb 3, 2015 at 7:35 PM, Andy Shevchenko
<andy.shevchenko@...il.com> wrote:
> On Fri, Jan 23, 2015 at 1:03 PM, Tomeu Vizoso
> <tomeu.vizoso@...labora.com> wrote:
>> So it can be used from modules such as clk-test.ko.
>>
>> Signed-off-by: Tomeu Vizoso <tomeu.vizoso@...labora.com>
>> Reviewed-by: Stephen Boyd <sboyd@...eaurora.org>
>
> Sorry for late answer, but this is useless.
>
> We have to provide the way how to get the allocated clk_lookup.
> Otherwise you have no way but memory leak at the ->remove() stage.
>
> (By the way I used to have the exact patch locally, that's why
> discovered the change in upsteam)
>

Will send a patch soon to fix this.

>> ---
>>  drivers/clk/clkdev.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c
>> index 901d242..29a1ab7 100644
>> --- a/drivers/clk/clkdev.c
>> +++ b/drivers/clk/clkdev.c
>> @@ -377,6 +377,7 @@ int clk_register_clkdev(struct clk *clk, const char *con_id,
>>
>>         return 0;
>>  }
>> +EXPORT_SYMBOL(clk_register_clkdev);
>>
>>  /**
>>   * clk_register_clkdevs - register a set of clk_lookup for a struct clk
>> --
>> 1.9.3
>>
>> --
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>
>
>
> --
> With Best Regards,
> Andy Shevchenko



-- 
With Best Regards,
Andy Shevchenko
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