linux-kernel - Re: [PATCH 26/43] drivers/net/sfc: fix sparse warning: symbol shadows an earlier one

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Date:	Mon, 16 Feb 2009 00:38:20 +0000
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Hannes Eder <hannes@...neseder.net>
Cc:	netdev@...r.kernel.org, kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 26/43] drivers/net/sfc: fix sparse warning: symbol shadows an earlier one

Hannes Eder wrote:
> Impact: Move variable declaration as close to their usage as possible.
> 
> Fix this sparse warning:
>   drivers/net/sfc/tenxpress.c:589:22: warning: symbol 'link_ok' shadows an earlier one
>   drivers/net/sfc/tenxpress.c:575:30: originally declared here
> 
> Signed-off-by: Hannes Eder <hannes@...neseder.net>
Acked-by: Ben Hutchings <bhutchings@...arflare.com>
> ---
>  drivers/net/sfc/tenxpress.c |    7 +++----
>  1 files changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
> index ac9eeab..5b0f451 100644
> --- a/drivers/net/sfc/tenxpress.c
> +++ b/drivers/net/sfc/tenxpress.c
> @@ -572,15 +572,14 @@ static void tenxpress_phy_reconfigure(struct efx_nic *efx)
>  static void tenxpress_phy_poll(struct efx_nic *efx)
>  {
>  	struct tenxpress_phy_data *phy_data = efx->phy_data;
> -	bool change = false, link_ok;
> -	unsigned link_fc;
> +	bool change = false;
>  
>  	if (efx->phy_type == PHY_TYPE_SFX7101) {
> -		link_ok = sfx7101_link_ok(efx);
> +		bool link_ok = sfx7101_link_ok(efx);
>  		if (link_ok != efx->link_up) {
>  			change = true;
>  		} else {
> -			link_fc = mdio_clause45_get_pause(efx);
> +			unsigned int link_fc = mdio_clause45_get_pause(efx);
>  			if (link_fc != efx->link_fc)
>  				change = true;
>  		}
> 
> --
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-- 
Ben Hutchings, Senior Software Engineer, Solarflare Communications
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.
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