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[84.172.88.146]) by smtp.googlemail.com with ESMTPSA id k17sm3486863wmj.0.2021.09.14.18.50.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Sep 2021 18:50:39 -0700 (PDT) From: =?utf-8?q?Niklas_S=C3=B6derlund?= To: Hans Verkuil , linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, =?utf-8?q?Niklas_S=C3=B6derlund?= , Jacopo Mondi Subject: [PATCH v2 1/2] media: rcar-csi2: Cleanup mutex on remove and fail Date: Wed, 15 Sep 2021 03:50:12 +0200 Message-Id: <20210915015013.3169934-2-niklas.soderlund+renesas@ragnatech.se> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210915015013.3169934-1-niklas.soderlund+renesas@ragnatech.se> References: <20210915015013.3169934-1-niklas.soderlund+renesas@ragnatech.se> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org The mutex was not destroyed on remove or failed probe, fix this. Signed-off-by: Niklas Söderlund Reviewed-by: Jacopo Mondi Reviewed-by: Kieran Bingham --- drivers/media/platform/rcar-vin/rcar-csi2.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/rcar-vin/rcar-csi2.c b/drivers/media/platform/rcar-vin/rcar-csi2.c index e28eff0396888f2d..a02573dbd5da4f62 100644 --- a/drivers/media/platform/rcar-vin/rcar-csi2.c +++ b/drivers/media/platform/rcar-vin/rcar-csi2.c @@ -1245,14 +1245,14 @@ static int rcsi2_probe(struct platform_device *pdev) ret = rcsi2_probe_resources(priv, pdev); if (ret) { dev_err(priv->dev, "Failed to get resources\n"); - return ret; + goto error_mutex; } platform_set_drvdata(pdev, priv); ret = rcsi2_parse_dt(priv); if (ret) - return ret; + goto error_mutex; priv->subdev.owner = THIS_MODULE; priv->subdev.dev = &pdev->dev; @@ -1272,21 +1272,23 @@ static int rcsi2_probe(struct platform_device *pdev) ret = media_entity_pads_init(&priv->subdev.entity, NR_OF_RCAR_CSI2_PAD, priv->pads); if (ret) - goto error; + goto error_async; pm_runtime_enable(&pdev->dev); ret = v4l2_async_register_subdev(&priv->subdev); if (ret < 0) - goto error; + goto error_async; dev_info(priv->dev, "%d lanes found\n", priv->lanes); return 0; -error: +error_async: v4l2_async_notifier_unregister(&priv->notifier); v4l2_async_notifier_cleanup(&priv->notifier); +error_mutex: + mutex_destroy(&priv->lock); return ret; } @@ -1301,6 +1303,8 @@ static int rcsi2_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); + mutex_destroy(&priv->lock); + return 0; }