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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c16609df63sm22731455ad.40.2026.06.03.04.50.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Jun 2026 04:50:23 -0700 (PDT) From: phucduc.bui@gmail.com To: Srinivas Kandagatla , Mark Brown Cc: Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Krzysztof Kozlowski , linux-sound@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, bui duc phuc Subject: [PATCH 3/9] ASoc: qcom: q6afe: Use guard() for mutex locks Date: Wed, 3 Jun 2026 18:49:43 +0700 Message-ID: <20260603114949.149595-4-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260603114949.149595-1-phucduc.bui@gmail.com> References: <20260603114949.149595-1-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 --- NOTE: This patch is compile-tested only. sound/soc/qcom/qdsp6/q6afe.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c index 40237267fda0..81a93b6f7e4c 100644 --- a/sound/soc/qcom/qdsp6/q6afe.c +++ b/sound/soc/qcom/qdsp6/q6afe.c @@ -1035,7 +1035,7 @@ static int afe_apr_send_pkt(struct q6afe *afe, struct apr_pkt *pkt, struct aprv2_ibasic_rsp_result_t *result; int ret; - mutex_lock(&afe->lock); + guard(mutex)(&afe->lock); if (port) { wait = &port->wait; result = &port->result; @@ -1050,8 +1050,7 @@ static int afe_apr_send_pkt(struct q6afe *afe, struct apr_pkt *pkt, ret = apr_send_pkt(afe->apr, pkt); if (ret < 0) { dev_err(afe->dev, "packet not transmitted (%d)\n", ret); - ret = -EINVAL; - goto err; + return -EINVAL; } ret = wait_event_timeout(*wait, (result->opcode == rsp_opcode), @@ -1066,9 +1065,6 @@ static int afe_apr_send_pkt(struct q6afe *afe, struct apr_pkt *pkt, ret = 0; } -err: - mutex_unlock(&afe->lock); - return ret; } -- 2.43.0