linux-kernel - Re: [PATCH] net: wireless: iwlegacy: fix build error for il_pm

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Date:	Fri, 31 May 2013 15:22:24 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Yijing Wang' <wangyijing@...wei.com>,
	"'David S. Miller'" <davem@...emloft.net>
Cc:	linux-kernel@...r.kernel.org, 'Hanjun Guo' <guohanjun@...wei.com>,
	'Jiang Liu' <liuj97@...il.com>,
	'Stanislaw Gruszka' <sgruszka@...hat.com>,
	"'John W. Linville'" <linville@...driver.com>,
	netdev@...r.kernel.org, linux-wireless@...r.kernel.org,
	Jingoo Han <jg1.han@...sung.com>
Subject: Re: [PATCH] net: wireless: iwlegacy: fix build error for il_pm_ops

On Friday, May 31, 2013 3:06 PM, Yijing Wang wrote:
> 
> Fix build error for il_pm_ops if CONFIG_PM is set
> but CONFIG_PM_SLEEP is not set.
> 
> ERROR: "il_pm_ops" [drivers/net/wireless/iwlegacy/iwl4965.ko] undefined!
> ERROR: "il_pm_ops" [drivers/net/wireless/iwlegacy/iwl3945.ko] undefined!
> make[1]: *** [__modpost] Error 1
> make: *** [modules] Error 2
> 
> Signed-off-by: Yijing Wang <wangyijing@...wei.com>
> Cc: Stanislaw Gruszka <sgruszka@...hat.com>
> Cc: "John W. Linville" <linville@...driver.com>
> Cc: netdev@...r.kernel.org
> Cc: linux-wireless@...r.kernel.org
> Cc: Jingoo Han <jg1.han@...sung.com>

It looks good.
As you did, 'struct dev_pm_ops il_pm_ops' should be protected
by CONFIG_PM_SLEEP.

Acked-by: Jingoo Han <jg1.han@...sung.com>

Best regards,
Jingoo Han

> ---
>  drivers/net/wireless/iwlegacy/common.h |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h
> index f8246f2..4caaf52 100644
> --- a/drivers/net/wireless/iwlegacy/common.h
> +++ b/drivers/net/wireless/iwlegacy/common.h
> @@ -1832,16 +1832,16 @@ u32 il_usecs_to_beacons(struct il_priv *il, u32 usec, u32 beacon_interval);
>  __le32 il_add_beacon_time(struct il_priv *il, u32 base, u32 addon,
>  			  u32 beacon_interval);
> 
> -#ifdef CONFIG_PM
> +#ifdef CONFIG_PM_SLEEP
>  extern const struct dev_pm_ops il_pm_ops;
> 
>  #define IL_LEGACY_PM_OPS	(&il_pm_ops)
> 
> -#else /* !CONFIG_PM */
> +#else /* !CONFIG_PM_SLEEP */
> 
>  #define IL_LEGACY_PM_OPS	NULL
> 
> -#endif /* !CONFIG_PM */
> +#endif /* !CONFIG_PM_SLEEP */
> 
>  /*****************************************************
>  *  Error Handling Debugging
> --
> 1.7.1


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