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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c164f96b3fsm250133875ad.29.2026.06.10.03.20.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Jun 2026 03:20:51 -0700 (PDT) From: phucduc.bui@gmail.com To: Mark Brown , Matthias Brugger Cc: Liam Girdwood , AngeloGioacchino Del Regno , Linus Walleij , Bartosz Golaszewski , Jaroslav Kysela , Takashi Iwai , linux-sound@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, bui duc phuc Subject: [PATCH 03/10] ASoC: mediatek: mt8186: mt8186-afe-gpio: Use guard() for mutex locks Date: Wed, 10 Jun 2026 17:20:14 +0700 Message-ID: <20260610102021.83273-4-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260610102021.83273-1-phucduc.bui@gmail.com> References: <20260610102021.83273-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@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/mediatek/mt8186/mt8186-afe-gpio.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/sound/soc/mediatek/mt8186/mt8186-afe-gpio.c b/sound/soc/mediatek/mt8186/mt8186-afe-gpio.c index 9e86e7079718..aced8e7e920c 100644 --- a/sound/soc/mediatek/mt8186/mt8186-afe-gpio.c +++ b/sound/soc/mediatek/mt8186/mt8186-afe-gpio.c @@ -201,7 +201,7 @@ int mt8186_afe_gpio_request(struct device *dev, bool enable, enum mt8186_afe_gpio sel; int ret = -EINVAL; - mutex_lock(&gpio_request_mutex); + guard(mutex)(&gpio_request_mutex); switch (dai) { case MT8186_DAI_ADDA: @@ -209,7 +209,7 @@ int mt8186_afe_gpio_request(struct device *dev, bool enable, ret = mt8186_afe_gpio_adda_ul(dev, enable); else ret = mt8186_afe_gpio_adda_dl(dev, enable); - goto unlock; + return ret; case MT8186_DAI_I2S_0: sel = enable ? MT8186_AFE_GPIO_I2S0_ON : MT8186_AFE_GPIO_I2S0_OFF; break; @@ -230,13 +230,8 @@ int mt8186_afe_gpio_request(struct device *dev, bool enable, break; default: dev_dbg(dev, "%s(), invalid dai %d\n", __func__, dai); - goto unlock; + return ret; } - ret = mt8186_afe_gpio_select(dev, sel); - -unlock: - mutex_unlock(&gpio_request_mutex); - - return ret; + return mt8186_afe_gpio_select(dev, sel); } -- 2.43.0