linux-kernel - Re: [PATCH] clocksource: mips-gic-timer: make gic_clocksource_of

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Date:	Tue, 2 Aug 2016 14:09:23 +0200
From:	Daniel Lezcano <daniel.lezcano@...aro.org>
To:	Paul Gortmaker <paul.gortmaker@...driver.com>,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Cc:	linux-mips@...ux-mips.org
Subject: Re: [PATCH] clocksource: mips-gic-timer: make gic_clocksource_of_init
 return int

On 08/01/2016 05:35 AM, Paul Gortmaker wrote:
> In commit d8152bf85d2c057fc39c3e20a4d623f524d9f09c:
>   ("clocksource/drivers/mips-gic-timer: Convert init function to return error")
> 
> several return values were added to a void function resulting in:
> 
>  clocksource/mips-gic-timer.c: In function 'gic_clocksource_of_init':
>  clocksource/mips-gic-timer.c:175:3: warning: 'return' with a value, in function returning void [enabled by default]
>  clocksource/mips-gic-timer.c:183:4: warning: 'return' with a value, in function returning void [enabled by default]
>  clocksource/mips-gic-timer.c:190:3: warning: 'return' with a value, in function returning void [enabled by default]
>  clocksource/mips-gic-timer.c:195:3: warning: 'return' with a value, in function returning void [enabled by default]
>  clocksource/mips-gic-timer.c:200:3: warning: 'return' with a value, in function returning void [enabled by default]
>  clocksource/mips-gic-timer.c:211:2: warning: 'return' with a value, in function returning void [enabled by default]
>  clocksource/mips-gic-timer.c: At top level:
>  clocksource/mips-gic-timer.c:213:1: warning: comparison of distinct pointer types lacks a cast [enabled by default]
>  clocksource/mips-gic-timer.c: In function 'gic_clocksource_of_init':
>  clocksource/mips-gic-timer.c:183:18: warning: ignoring return value of 'PTR_ERR', declared with attribute warn_unused_result [-Wunused-result]
> 
> Given that the addition of the return values was intentional, it seems
> that the conversion of the containing function from void to int was
> simply overlooked.
> 
> Cc: Daniel Lezcano <daniel.lezcano@...aro.org>
> Cc: linux-mips@...ux-mips.org
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>

Acked-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Thomas,

can you merge this patch in tip/timers/urgent ?

Thanks !

  -- Daniel


> ---
>  drivers/clocksource/mips-gic-timer.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/clocksource/mips-gic-timer.c b/drivers/clocksource/mips-gic-timer.c
> index d91e8725917c..b4b3ab5a11ad 100644
> --- a/drivers/clocksource/mips-gic-timer.c
> +++ b/drivers/clocksource/mips-gic-timer.c
> @@ -164,7 +164,7 @@ void __init gic_clocksource_init(unsigned int frequency)
>  	gic_start_count();
>  }
>  
> -static void __init gic_clocksource_of_init(struct device_node *node)
> +static int __init gic_clocksource_of_init(struct device_node *node)
>  {
>  	struct clk *clk;
>  	int ret;
> 


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