From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH] drm/i2c/tda998x: mark symbol static where possible Date: Mon, 24 Oct 2016 12:14:14 +0200 Message-ID: <5367505.BUI00TSeFs@wuerfel> References: <1477127682-3615-1-git-send-email-baoyou.xie@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <1477127682-3615-1-git-send-email-baoyou.xie@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: Baoyou Xie Cc: rmk+kernel@armlinux.org.uk, airlied@linux.ie, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, xie.baoyou@zte.com.cn, han.fei@zte.com.cn, tang.qiang007@zte.com.cn List-Id: dri-devel@lists.freedesktop.org On Saturday, October 22, 2016 5:14:42 PM CEST Baoyou Xie wrote: > We get 1 warning when building kernel with W=1: > drivers/gpu/drm/i2c/tda998x_drv.c:1292:5: warning: no previous prototype for 'tda998x_audio_digital_mute' [-Wmissing-prototypes] > > In fact, this function is only used in the file in which it is > declared and don't need a declaration, but can be made static. > So this patch marks this function with 'static'. > > Signed-off-by: Baoyou Xie > Reviewed-by: Arnd Bergmann