linux-kernel - Re: [PATCH] bnxt_en: hide unused bnxt_get_max_func_{vnics,rss

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Date:   Wed, 11 Jan 2017 10:51:35 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     arnd@...db.de
Cc:     michael.chan@...adcom.com, prashant.sreedharan@...adcom.com,
        sbaddipa@...adcom.com, aduyck@...antis.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] bnxt_en: hide unused
 bnxt_get_max_func_{vnics,rss_ctxs} functions

From: Arnd Bergmann <arnd@...db.de>
Date: Wed, 11 Jan 2017 15:36:09 +0100

> There are lots of #ifdefs in this file, and a recent patch got one
> of them wrong, leading to a harmless warning in some randconfig
> builds:
> 
> ethernet/broadcom/bnxt/bnxt.c:4956:21: error: 'bnxt_get_max_func_vnics' defined but not used [-Werror=unused-function]
> ethernet/broadcom/bnxt/bnxt.c:4947:21: error: 'bnxt_get_max_func_rss_ctxs' defined but not used [-Werror=unused-function]
> 
> Ideally we'd just remove all of them and use 'if (IS_ENABLED())'
> checks instead, which don't have this problem, but for now, I'm
> adding one more #ifdef to shut up the new warning.
> 
> Fixes: 8079e8f107bf ("bnxt_en: Refactor code that determines RFS capability.")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Michael Chan has a fix for this coming my way.