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From: Bill Gatliff <bgat@billgatliff.com>
To: Mike Frysinger <vapier.adi@gmail.com>
Cc: linux-embedded@vger.kernel.org
Subject: Re: [[RFC] 3/5] Expunge old Atmel PWMC driver, replacing it with one that conforms to the PWM API
Date: Mon, 19 Oct 2009 21:02:26 -0500	[thread overview]
Message-ID: <4ADD1A32.70002@billgatliff.com> (raw)
In-Reply-To: <8bd0f97a0910191534y12f9b6b9g1181507b20b50f80@mail.gmail.com>

Mike Frysinger wrote:
>> +       ap->clk = clk_get(&pdev->dev, "pwm_clk");
>> +       if (IS_ERR(ap->clk)) {
>> +               pr_info("%s: clk_get error %ld\n",
>> +                       ap->pwm.bus_id, PTR_ERR(ap->clk));
>> +               ret = -ENODEV;
>> +               goto err_clk_get;
>>     
>
> shouldnt it be:
>   ret = PTR_ERR(ap->clk);
>   

Probably, because it's preferable to return the actual error code when 
it's known, rather than translating all error codes to -ENODEV.  Good catch.


b.g.

-- 
Bill Gatliff
bgat@billgatliff.com

  reply	other threads:[~2009-10-20  2:02 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-19 20:32 [[RFC] 0/5] Generic PWM API Proposal Bill Gatliff
2009-10-19 20:32 ` [[RFC] 1/5] API to consolidate PWM devices behind a common user and kernel interface Bill Gatliff
2009-10-19 20:32   ` [[RFC] 2/5] Emulates PWM hardware using a high-resolution timer and a GPIO pin Bill Gatliff
2009-10-19 20:32     ` [[RFC] 3/5] Expunge old Atmel PWMC driver, replacing it with one that conforms to the PWM API Bill Gatliff
2009-10-19 20:32       ` [[RFC] 4/5] An LED "dimmer" trigger, which uses the PWM API to vary the brightness of an LED according to system load Bill Gatliff
2009-10-19 20:32         ` [[RFC] 5/5] Incorporate PWM API code into KBuild Bill Gatliff
2009-10-19 22:30           ` Mike Frysinger
2009-10-19 21:51         ` [[RFC] 4/5] An LED "dimmer" trigger, which uses the PWM API to vary the brightness of an LED according to system load Mike Frysinger
2009-10-20  1:42           ` Bill Gatliff
2009-10-20  3:58             ` Mike Frysinger
2009-10-30 14:03             ` Luotao Fu
2009-10-31  7:43               ` Trilok Soni
2009-10-31  7:45                 ` Trilok Soni
2009-10-19 22:34       ` [[RFC] 3/5] Expunge old Atmel PWMC driver, replacing it with one that conforms to the PWM API Mike Frysinger
2009-10-20  2:02         ` Bill Gatliff [this message]
2009-10-19 21:56     ` [[RFC] 2/5] Emulates PWM hardware using a high-resolution timer and a GPIO pin Mike Frysinger
2009-10-20  1:47       ` Bill Gatliff
2009-11-17  8:29     ` David Brownell
2009-11-17 16:00       ` Bill Gatliff
2009-11-18 21:02         ` Aras Vaichas
2009-10-19 22:29   ` [[RFC] 1/5] API to consolidate PWM devices behind a common user and kernel interface Mike Frysinger
2009-10-20  1:59     ` Bill Gatliff

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