linux-kernel - Re: [PATCH V2 resend] net: dsa/slave: Fix compilation warnings

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Date:	Sun, 25 Nov 2012 16:12:22 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	viresh.kumar@...aro.org
Cc:	bhutchings@...arflare.com, akpm@...ux-foundation.org,
	netdev@...r.kernel.org, linaro-dev@...ts.linaro.org,
	linux-kernel@...r.kernel.org, patches@...aro.org
Subject: Re: [PATCH V2 resend] net: dsa/slave: Fix compilation warnings

From: Viresh Kumar <viresh.kumar@...aro.org>
Date: Sat, 24 Nov 2012 11:23:54 +0530

> Currently when none of CONFIG_NET_DSA_TAG_DSA, CONFIG_NET_DSA_TAG_EDSA and
> CONFIG_NET_DSA_TAG_TRAILER is defined, we get following compilation warnings:
> 
> net/dsa/slave.c:51:12: warning: 'dsa_slave_init' defined but not used [-Wunused-function]
> net/dsa/slave.c:60:12: warning: 'dsa_slave_open' defined but not used [-Wunused-function]
> net/dsa/slave.c:98:12: warning: 'dsa_slave_close' defined but not used [-Wunused-function]
> net/dsa/slave.c:116:13: warning: 'dsa_slave_change_rx_flags' defined but not used [-Wunused-function]
> net/dsa/slave.c:127:13: warning: 'dsa_slave_set_rx_mode' defined but not used [-Wunused-function]
> net/dsa/slave.c:136:12: warning: 'dsa_slave_set_mac_address' defined but not used [-Wunused-function]
> net/dsa/slave.c:164:12: warning: 'dsa_slave_ioctl' defined but not used [-Wunused-function]
> 
> Earlier approach to fix this was discussed here:
> 
> lkml.org/lkml/2012/10/29/549
> 
> This is another approach to fix it. This is done by some changes in config
> options, which make more sense than the earlier approach. As, atleast one
> tagging option must always be selected for using net/dsa/ infrastructure, this
> patch selects NET_DSA from tagging configs instead of having it as an selectable
> config.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>

Applied to net-next, thanks.
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