linux-kernel - Re: [PATCH] mfd: smsc-ece1099: Remove unnecessarily remove callback

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Message-ID: <20160425162324.GN2713@dell>
Date:	Mon, 25 Apr 2016 17:23:24 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	linux-kernel@...r.kernel.org, Benoit Cousson <b-cousson@...com>,
	Felipe Balbi <balbi@...com>,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	Sourav Poddar <sourav.poddar@...com>
Subject: Re: [PATCH] mfd: smsc-ece1099: Remove unnecessarily remove callback

On Thu, 21 Apr 2016, Laxman Dewangan wrote:

> SMSC MFD driver does not add any MFD child devices via
> mfd_add_devices() and hence it is not required to call
> mfd_remove_devices() to remove MFD child devices.
> 
> Remove the call of the API mfd_remove_devices() which will
> result as remove of .remove callback for driver.
> 
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
> Cc: Benoit Cousson <b-cousson@...com>
> Cc: Felipe Balbi <balbi@...com>
> Cc: Santosh Shilimkar <santosh.shilimkar@...com>
> Signed-off-by: Sourav Poddar <sourav.poddar@...com>
> ---
> This is build and compile tested only.
> 
>  drivers/mfd/smsc-ece1099.c | 10 ----------
>  1 file changed, 10 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/smsc-ece1099.c b/drivers/mfd/smsc-ece1099.c
> index a4c0df7..7f89e89 100644
> --- a/drivers/mfd/smsc-ece1099.c
> +++ b/drivers/mfd/smsc-ece1099.c
> @@ -80,15 +80,6 @@ err:
>  	return ret;
>  }
>  
> -static int smsc_i2c_remove(struct i2c_client *i2c)
> -{
> -	struct smsc *smsc = i2c_get_clientdata(i2c);
> -
> -	mfd_remove_devices(smsc->dev);
> -
> -	return 0;
> -}
> -
>  static const struct i2c_device_id smsc_i2c_id[] = {
>  	{ "smscece1099", 0},
>  	{},
> @@ -100,7 +91,6 @@ static struct i2c_driver smsc_i2c_driver = {
>  		   .name = "smsc",
>  	},
>  	.probe = smsc_i2c_probe,
> -	.remove = smsc_i2c_remove,
>  	.id_table = smsc_i2c_id,
>  };
>  

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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