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[86.30.250.44]) by smtp.gmail.com with ESMTPSA id h137sm7819792wme.0.2020.04.17.02.36.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Apr 2020 02:36:26 -0700 (PDT) From: Srinivas Kandagatla To: srini@kernel.org, gregkh@linuxfoundation.org Subject: [PATCH] slimbus: ngd: get drvdata from correct device Date: Fri, 17 Apr 2020 10:36:18 +0100 Message-Id: <20200417093618.7929-1-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Cc: alsa-devel@alsa-project.org, Srinivas Kandagatla , linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Get drvdata directly from parent instead of ngd dev, as ngd dev can probe defer and previously set drvdata will become null. Signed-off-by: Srinivas Kandagatla --- drivers/slimbus/qcom-ngd-ctrl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c index fc2575fef51b..7426b5884218 100644 --- a/drivers/slimbus/qcom-ngd-ctrl.c +++ b/drivers/slimbus/qcom-ngd-ctrl.c @@ -1361,7 +1361,6 @@ static int of_qcom_slim_ngd_register(struct device *parent, ngd->pdev->driver_override = QCOM_SLIM_NGD_DRV_NAME; ngd->pdev->dev.of_node = node; ctrl->ngd = ngd; - platform_set_drvdata(ngd->pdev, ctrl); platform_device_add(ngd->pdev); ngd->base = ctrl->base + ngd->id * data->offset + @@ -1376,12 +1375,13 @@ static int of_qcom_slim_ngd_register(struct device *parent, static int qcom_slim_ngd_probe(struct platform_device *pdev) { - struct qcom_slim_ngd_ctrl *ctrl = platform_get_drvdata(pdev); struct device *dev = &pdev->dev; + struct qcom_slim_ngd_ctrl *ctrl = dev_get_drvdata(dev->parent); int ret; ctrl->ctrl.dev = dev; + platform_set_drvdata(pdev, ctrl); pm_runtime_use_autosuspend(dev); pm_runtime_set_autosuspend_delay(dev, QCOM_SLIM_NGD_AUTOSUSPEND); pm_runtime_set_suspended(dev); -- 2.21.0