From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f182.google.com (mail-pl1-f182.google.com [209.85.214.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7519A39EB73 for ; Thu, 23 Jul 2026 04:56:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784782592; cv=none; b=RGAB0lzzDMTbE8kmwv/0MT8irJEmImyl8fLxVmu7VDNtEYZsOR/Hmlg+vsrqdUigE9FJY+hG5lhQ9VyDQ0uiwfatd67/wchbQzYXqHOLK4pAwC6Kgf4KXA2DA3p66aHVU1ZwD32XDqOZdVx+qOnI0NAJnos1xkfu3faH9FAKjqo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784782592; c=relaxed/simple; bh=yBK2UCUmSQSFOpEtB+8KHiI8/hJRWMYuBBrJOg0oZWM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=c7CFrAa6N0nhNDyhizQ/OJtLBe+/Y9TzY0No6Tg8d67JTjrB/5l2VIFRZfW4iUH6tIo2Zz57H41nXjx5gQj9FGp+WPloOZtgmZg4SyNgym/ljjKy6/a2nu+9DRO2O5XgjmOz6jWDWZAeWUl4swbdDYk7f88V9rbdjwf2W//yVGM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=e+/hlKr6; arc=none smtp.client-ip=209.85.214.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="e+/hlKr6" Received: by mail-pl1-f182.google.com with SMTP id d9443c01a7336-2caed617615so2570905ad.3 for ; Wed, 22 Jul 2026 21:56:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1784782578; x=1785387378; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=7Md3Lv7WH7OCFvrmgVPZDMLRQIfXY7uimwN9Zh0AdLk=; b=e+/hlKr6p0jKsUE4cDAUvfkDqboecn2EUu9SvT15nKcThgEfqRVlVlAAWeO/maQXyJ t9H3R/SLbQRwsSt5mQzN6pw/oiOE/bDmLxq2ND4YH0FFdmRaTcIL8xL6cJsYC0nVyHXZ frcMOQ/vs10pIZfb9bFkIZ56bOd5KmoGWy+5xQ0fYeqbOxP6WuGZpIsfYjtGkkkhw2bT yzZc45mMNC5ZRgV25RfyPrCDmXSY859GlQe/yl80vkL7h0pWyXgejvTBqF9kK0oLxi4O pjW32MrTQh767z1AH1QIeioBwWVKlM0zB0f5Qc8/dKqX1Ss021mCQXwPBH06uvK5L+uf TvDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784782578; x=1785387378; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=7Md3Lv7WH7OCFvrmgVPZDMLRQIfXY7uimwN9Zh0AdLk=; b=Esv5FPs+38exJcUcXDfdzk/UerN2MlKDGSiuE7coFHMY1MJ/3KKVMEW+D3fw6l3rEn knxMNNic5Qi3FQB7iLj3DVwmgTWlxhYoI62gIjbRivHyXf5Od1AU9i5SMLD6sQFu5oqi 5u0FUZMtQuYSQ3NspvEvZYaYVZyIUzSMWn5PbxNKmtAt9MHBezY50gP2R1NKaBpKarKQ 1uiPjNwNIo6wtM8t24KhXoRyh5c29eSIt+Q9lxkzLHb5YSa0aqSWbj24JSlSXqnVrjrw 6QoSC5aD1SD9bKhrgfTGKXby0uqZVVjv0dxJFkN46Zh2laJGg3dgEVsWBiWijlftbx1p AR6A== X-Forwarded-Encrypted: i=1; AHgh+Rq0l6Swima4htyX1KMTpN8qysit2WQafabk91GsZmWFZq4O/aoW5/q6iyNBdxK6cidjgCO/S+SAiWOM/w==@vger.kernel.org X-Gm-Message-State: AOJu0Yxc4T9za6ovz1KUzJtSaqfXs6+8lNlGrzCD7BsDf77NHeek7y40 d5qfjRhAL02l1agmMorjoU5JPbMywqS1AOW9nV483fzBk+8AxcZ2+ZGq X-Gm-Gg: AR+sD13LV/BafPD8c/B8C5DWd6bWHYgDZH76+WRKR24TiyIbliMeqt/J/oZNJXKNt9r qSeGo+J0t2D4fDvmmR457cmoKeVML75qR1ZVZtWbOdshFBcfFf/kK07sZTSBi6a6A4NplNi3xsx wemfjFzNqjWqoKfpVDjDniabqva5TZbvvR0gTzkO/mCHaUe6zl8Cs6Ht6w0eiVA//K1A2tfCKfn 0ZemIwquwoMMVsG+y32RSIM91+fyf0mzNaXgMvobHEAEHhp0yFDPLAxViYG826Fiev6VR/BN638 Xva0812gHoZJ2AK4ee2UCFrXX5LcLPj9B6hWaJT4K7kNluYG6sbFLr7aXmgu7MpEgRL/SWRo4de iTywle/pHm9A/rNf6a3CBcD0t8yI2BzeqZzXsNNToJtVqadeInDJ/nMZwl9dmQQeCB2sYVKoL0G ZKXD7Z+d8SKjC77qPojH8pKVrdRmitZPXJML1m X-Received: by 2002:a17:902:dac7:b0:2c7:ebfb:618f with SMTP id d9443c01a7336-2cfa6b73a76mr20511265ad.14.1784782577702; Wed, 22 Jul 2026 21:56:17 -0700 (PDT) Received: from phuc-desktop.. ([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2cfa57542e0sm7258365ad.67.2026.07.22.21.56.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Jul 2026 21:56:17 -0700 (PDT) From: phucduc.bui@gmail.com To: Mark Brown , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Lars-Peter Clausen , nuno.sa@analog.com, Shenghao Ding , Kevin Lu Cc: Baojun Xu , Sen Wang , Steven Eckhoff , Srinivas Kandagatla , Kuninori Morimoto , Charles Keepax , Linus Walleij , u.kleine-koenig@baylibre.com, Thorsten Blum , Kees Cook , Chen Ni , Bartosz Golaszewski , Shengjiu Wang , Sebastian Krzyszkowiak , Pengpeng Hou , Richard Fitzgerald , patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org, linux-arm-msm@vger.kernel.org, bui duc phuc Subject: [PATCH 20/26] ASoC: codecs: wm8903: Use guard() for mutex locks Date: Thu, 23 Jul 2026 11:53:21 +0700 Message-ID: <20260723045327.28260-21-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260723045327.28260-1-phucduc.bui@gmail.com> References: <20260723045327.28260-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: bui duc phuc Clean up the code using guard() for mutex locks. Merely code refactoring, and no behavior change. Signed-off-by: bui duc phuc --- sound/soc/codecs/wm8903.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c index 320d7737699d..156e1e24a388 100644 --- a/sound/soc/codecs/wm8903.c +++ b/sound/soc/codecs/wm8903.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -458,22 +459,20 @@ static int wm8903_put_deemph(struct snd_kcontrol *kcontrol, struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct wm8903_priv *wm8903 = snd_soc_component_get_drvdata(component); unsigned int deemph = ucontrol->value.integer.value[0]; - int ret = 0; if (deemph > 1) return -EINVAL; - mutex_lock(&wm8903->lock); + guard(mutex)(&wm8903->lock); if (wm8903->deemph != deemph) { wm8903->deemph = deemph; wm8903_set_deemph(component); - ret = 1; + return 1; } - mutex_unlock(&wm8903->lock); - return ret; + return 0; } /* ALSA can only do steps of .01dB */ -- 2.43.0