linux-kernel - [PATCH 1/2] soundwire: qcom: drop unneeded qcom_swrm_stream_alloc

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Date:   Mon, 20 Nov 2023 20:07:39 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Sanyog Kale <sanyog.r.kale@...el.com>,
        linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/2] soundwire: qcom: drop unneeded qcom_swrm_stream_alloc_ports() cleanup

The cleanup in "err" goto label clears bits from pconfig array which is
a local variable.  This does not have any effect outside of this
function, so drop this useless code.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/soundwire/qcom.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index a1e2d6c98186..754870a4a047 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -1157,7 +1157,7 @@ static int qcom_swrm_stream_alloc_ports(struct qcom_swrm_ctrl *ctrl,
 	struct sdw_port_runtime *p_rt;
 	struct sdw_slave *slave;
 	unsigned long *port_mask;
-	int i, maxport, pn, nports = 0, ret = 0;
+	int maxport, pn, nports = 0, ret = 0;
 	unsigned int m_port;
 
 	mutex_lock(&ctrl->port_lock);
@@ -1183,7 +1183,7 @@ static int qcom_swrm_stream_alloc_ports(struct qcom_swrm_ctrl *ctrl,
 				if (pn > maxport) {
 					dev_err(ctrl->dev, "All ports busy\n");
 					ret = -EBUSY;
-					goto err;
+					goto out;
 				}
 				set_bit(pn, port_mask);
 				pconfig[nports].num = pn;
@@ -1205,12 +1205,7 @@ static int qcom_swrm_stream_alloc_ports(struct qcom_swrm_ctrl *ctrl,
 	sconfig.bps = 1;
 	sdw_stream_add_master(&ctrl->bus, &sconfig, pconfig,
 			      nports, stream);
-err:
-	if (ret) {
-		for (i = 0; i < nports; i++)
-			clear_bit(pconfig[i].num, port_mask);
-	}
-
+out:
 	mutex_unlock(&ctrl->port_lock);
 
 	return ret;
-- 
2.34.1