linux-kernel - Re: [PATCH] net: dsa: Fix build warning for !PM

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Message-ID: <542C4462.8060704@gmail.com>
Date:	Wed, 01 Oct 2014 11:13:54 -0700
From:	Florian Fainelli <f.fainelli@...il.com>
To:	Thierry Reding <thierry.reding@...il.com>,
	"David S. Miller" <davem@...emloft.net>
CC:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: dsa: Fix build warning for !PM_SLEEP

On 10/01/2014 04:59 AM, Thierry Reding wrote:
> From: Thierry Reding <treding@...dia.com>
> 
> The dsa_switch_suspend() and dsa_switch_resume() functions are only used
> when PM_SLEEP is enabled, so they need #ifdef CONFIG_PM_SLEEP protection
> to avoid a compiler warning.
> 
> Signed-off-by: Thierry Reding <treding@...dia.com>

Acked-by: Florian Fainelli <f.fainelli@...il.com>

Thanks Thierry!

> ---
>  net/dsa/dsa.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
> index 6905f2d84c44..22f34cf4cb27 100644
> --- a/net/dsa/dsa.c
> +++ b/net/dsa/dsa.c
> @@ -238,6 +238,7 @@ static void dsa_switch_destroy(struct dsa_switch *ds)
>  {
>  }
>  
> +#ifdef CONFIG_PM_SLEEP
>  static int dsa_switch_suspend(struct dsa_switch *ds)
>  {
>  	int i, ret = 0;
> @@ -280,6 +281,7 @@ static int dsa_switch_resume(struct dsa_switch *ds)
>  
>  	return 0;
>  }
> +#endif
>  
>  
>  /* link polling *************************************************************/
> 

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