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Subject: Re: [PATCH v4] bus: ti-sysc: Change return types of functions
To:     Nishka Dasgupta <nishkadg.linux@gmail.com>, <tony@atomide.com>,
        <linux-kernel@vger.kernel.org>
References: <20190813114256.GR52127@atomide.com>
 <20190815054647.32750-1-nishkadg.linux@gmail.com>
From:   Roger Quadros <rogerq@ti.com>
Message-ID: <cb5483e4-ddec-497c-6355-56d557ad6ca1@ti.com>
Date:   Thu, 15 Aug 2019 16:02:28 +0300
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On 15/08/2019 08:46, Nishka Dasgupta wrote:
> Change return type of functions sysc_check_one_child() and
> sysc_check_children() from int to void as neither ever returns an error.
> Modify call sites of both functions accordingly.
> 
> Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>

Acked-by: Roger Quadros <rogerq@ti.com>

cheers,
-roger

> ---
> Changes in v4:
> - Merge into a single patch the two patches for sysc_check_one_child()
>   and sysc_check_children().
> Changes in v3:
> - Add patch for sysc_check_children().
> - Remove return statement in sysc_check_one_child().
> - Remove braces at call site.
> Changes in v2:
> - Remove error variable entirely.
> - Change return type of sysc_check_one_child().
> 
>  drivers/bus/ti-sysc.c | 22 ++++++----------------
>  1 file changed, 6 insertions(+), 16 deletions(-)
> 
> diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
> index e6deabd8305d..a2eae8f36ef8 100644
> --- a/drivers/bus/ti-sysc.c
> +++ b/drivers/bus/ti-sysc.c
> @@ -615,8 +615,8 @@ static void sysc_check_quirk_stdout(struct sysc *ddata,
>   * node but children have "ti,hwmods". These belong to the interconnect
>   * target node and are managed by this driver.
>   */
> -static int sysc_check_one_child(struct sysc *ddata,
> -				struct device_node *np)
> +static void sysc_check_one_child(struct sysc *ddata,
> +				 struct device_node *np)
>  {
>  	const char *name;
>  
> @@ -626,22 +626,14 @@ static int sysc_check_one_child(struct sysc *ddata,
>  
>  	sysc_check_quirk_stdout(ddata, np);
>  	sysc_parse_dts_quirks(ddata, np, true);
> -
> -	return 0;
>  }
>  
> -static int sysc_check_children(struct sysc *ddata)
> +static void sysc_check_children(struct sysc *ddata)
>  {
>  	struct device_node *child;
> -	int error;
> -
> -	for_each_child_of_node(ddata->dev->of_node, child) {
> -		error = sysc_check_one_child(ddata, child);
> -		if (error)
> -			return error;
> -	}
>  
> -	return 0;
> +	for_each_child_of_node(ddata->dev->of_node, child)
> +		sysc_check_one_child(ddata, child);
>  }
>  
>  /*
> @@ -794,9 +786,7 @@ static int sysc_map_and_check_registers(struct sysc *ddata)
>  	if (error)
>  		return error;
>  
> -	error = sysc_check_children(ddata);
> -	if (error)
> -		return error;
> +	sysc_check_children(ddata);
>  
>  	error = sysc_parse_registers(ddata);
>  	if (error)
> 

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