From patchwork Wed Jul 25 21:00:53 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 10544739 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 50BCB157A for ; Wed, 25 Jul 2018 21:01:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3DFCC2AAC2 for ; Wed, 25 Jul 2018 21:01:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 32CBE2AB6E; Wed, 25 Jul 2018 21:01:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B81F92AB99 for ; Wed, 25 Jul 2018 21:01:44 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 2A267267759; Wed, 25 Jul 2018 23:01:18 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id D9B58267796; Wed, 25 Jul 2018 23:01:08 +0200 (CEST) Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) by alsa0.perex.cz (Postfix) with ESMTP id AD48B26775C for ; Wed, 25 Jul 2018 23:01:05 +0200 (CEST) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id ADDE0B0B0 for ; Wed, 25 Jul 2018 21:01:03 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Date: Wed, 25 Jul 2018 23:00:53 +0200 Message-Id: <20180725210057.18017-9-tiwai@suse.de> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180725210057.18017-1-tiwai@suse.de> References: <20180725210057.18017-1-tiwai@suse.de> Subject: [alsa-devel] [PATCH 08/12] ALSA: usb-audio: Declare the common variable in header file X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP Declare snd_usb_feature_unit_ctl properly in mixer.h. Otherwise it's error-prone. This fixes the sparse warning: sound/usb/mixer.c:1464:25: warning: symbol 'snd_usb_feature_unit_ctl' was not declared. Should it be static? Signed-off-by: Takashi Iwai --- sound/usb/mixer.h | 2 ++ sound/usb/mixer_quirks.c | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index e02653465e29..3d12af8bf191 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -109,4 +109,6 @@ int snd_usb_get_cur_mix_value(struct usb_mixer_elem_info *cval, extern void snd_usb_mixer_elem_free(struct snd_kcontrol *kctl); +extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl; + #endif /* __USBMIXER_H */ diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index e82a72fea9a1..cbfb48bdea51 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -47,8 +47,6 @@ #include "mixer_us16x08.h" #include "helper.h" -extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl; - struct std_mono_table { unsigned int unitid, control, cmask; int val_type;