From: Johan Hovold <johan+linaro@kernel.org> To: Georgi Djakov <djakov@kernel.org> Cc: "Shawn Guo" <shawnguo@kernel.org>, "Sascha Hauer" <s.hauer@pengutronix.de>, "Pengutronix Kernel Team" <kernel@pengutronix.de>, "Fabio Estevam" <festevam@gmail.com>, "NXP Linux Team" <linux-imx@nxp.com>, "Andy Gross" <agross@kernel.org>, "Bjorn Andersson" <andersson@kernel.org>, "Konrad Dybcio" <konrad.dybcio@linaro.org>, "Sylwester Nawrocki" <s.nawrocki@samsung.com>, "Artur Świgoń" <a.swigon@samsung.com>, "Krzysztof Kozlowski" <krzysztof.kozlowski@linaro.org>, "Alim Akhtar" <alim.akhtar@samsung.com>, "Thierry Reding" <thierry.reding@gmail.com>, "Jonathan Hunter" <jonathanh@nvidia.com>, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, "Johan Hovold" <johan+linaro@kernel.org>, stable@vger.kernel.org Subject: [PATCH v2 06/23] interconnect: qcom: rpm: fix probe child-node error handling Date: Mon, 6 Mar 2023 08:56:34 +0100 [thread overview] Message-ID: <20230306075651.2449-7-johan+linaro@kernel.org> (raw) In-Reply-To: <20230306075651.2449-1-johan+linaro@kernel.org> Make sure to clean up and release resources properly also in case probe fails when populating child devices. Fixes: e39bf2972c6e ("interconnect: icc-rpm: Support child NoC device probe") Cc: stable@vger.kernel.org # 5.17 Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org> Signed-off-by: Johan Hovold <johan+linaro@kernel.org> --- drivers/interconnect/qcom/icc-rpm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c index df3196f72536..91778cfcbc65 100644 --- a/drivers/interconnect/qcom/icc-rpm.c +++ b/drivers/interconnect/qcom/icc-rpm.c @@ -541,8 +541,11 @@ int qnoc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, qp); /* Populate child NoC devices if any */ - if (of_get_child_count(dev->of_node) > 0) - return of_platform_populate(dev->of_node, NULL, NULL, dev); + if (of_get_child_count(dev->of_node) > 0) { + ret = of_platform_populate(dev->of_node, NULL, NULL, dev); + if (ret) + goto err; + } return 0; err: -- 2.39.2
WARNING: multiple messages have this Message-ID (diff)
From: Johan Hovold <johan+linaro@kernel.org> To: Georgi Djakov <djakov@kernel.org> Cc: "Shawn Guo" <shawnguo@kernel.org>, "Sascha Hauer" <s.hauer@pengutronix.de>, "Pengutronix Kernel Team" <kernel@pengutronix.de>, "Fabio Estevam" <festevam@gmail.com>, "NXP Linux Team" <linux-imx@nxp.com>, "Andy Gross" <agross@kernel.org>, "Bjorn Andersson" <andersson@kernel.org>, "Konrad Dybcio" <konrad.dybcio@linaro.org>, "Sylwester Nawrocki" <s.nawrocki@samsung.com>, "Artur Świgoń" <a.swigon@samsung.com>, "Krzysztof Kozlowski" <krzysztof.kozlowski@linaro.org>, "Alim Akhtar" <alim.akhtar@samsung.com>, "Thierry Reding" <thierry.reding@gmail.com>, "Jonathan Hunter" <jonathanh@nvidia.com>, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, "Johan Hovold" <johan+linaro@kernel.org>, stable@vger.kernel.org Subject: [PATCH v2 06/23] interconnect: qcom: rpm: fix probe child-node error handling Date: Mon, 6 Mar 2023 08:56:34 +0100 [thread overview] Message-ID: <20230306075651.2449-7-johan+linaro@kernel.org> (raw) In-Reply-To: <20230306075651.2449-1-johan+linaro@kernel.org> Make sure to clean up and release resources properly also in case probe fails when populating child devices. Fixes: e39bf2972c6e ("interconnect: icc-rpm: Support child NoC device probe") Cc: stable@vger.kernel.org # 5.17 Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org> Signed-off-by: Johan Hovold <johan+linaro@kernel.org> --- drivers/interconnect/qcom/icc-rpm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c index df3196f72536..91778cfcbc65 100644 --- a/drivers/interconnect/qcom/icc-rpm.c +++ b/drivers/interconnect/qcom/icc-rpm.c @@ -541,8 +541,11 @@ int qnoc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, qp); /* Populate child NoC devices if any */ - if (of_get_child_count(dev->of_node) > 0) - return of_platform_populate(dev->of_node, NULL, NULL, dev); + if (of_get_child_count(dev->of_node) > 0) { + ret = of_platform_populate(dev->of_node, NULL, NULL, dev); + if (ret) + goto err; + } return 0; err: -- 2.39.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-03-06 7:57 UTC|newest] Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-03-06 7:56 [PATCH v2 00/23] interconnect: fix racy provider registration Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 01/23] interconnect: fix mem leak when freeing nodes Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-07 9:42 ` Luca Ceresoli 2023-03-07 9:42 ` Luca Ceresoli 2023-03-06 7:56 ` [PATCH v2 02/23] interconnect: fix icc_provider_del() error handling Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-07 9:43 ` Luca Ceresoli 2023-03-07 9:43 ` Luca Ceresoli 2023-03-06 7:56 ` [PATCH v2 03/23] interconnect: fix provider registration API Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-07 9:43 ` Luca Ceresoli 2023-03-07 9:43 ` Luca Ceresoli 2023-03-06 7:56 ` [PATCH v2 04/23] interconnect: imx: fix registration race Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-07 9:43 ` Luca Ceresoli 2023-03-07 9:43 ` Luca Ceresoli 2023-03-07 10:25 ` Johan Hovold 2023-03-07 10:25 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 05/23] interconnect: qcom: osm-l3: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` Johan Hovold [this message] 2023-03-06 7:56 ` [PATCH v2 06/23] interconnect: qcom: rpm: fix probe child-node error handling Johan Hovold 2023-03-06 7:56 ` [PATCH v2 07/23] interconnect: qcom: rpm: fix probe PM domain " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 08/23] interconnect: qcom: rpm: fix registration race Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 09/23] interconnect: qcom: rpmh: fix probe child-node error handling Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 10/23] interconnect: qcom: rpmh: fix registration race Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 11/23] interconnect: qcom: msm8974: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 12/23] interconnect: qcom: sm8450: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 13/23] interconnect: qcom: sm8550: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 9:03 ` Abel Vesa 2023-03-06 9:03 ` Abel Vesa 2023-03-06 9:34 ` Johan Hovold 2023-03-06 9:34 ` Johan Hovold 2023-03-06 9:39 ` Abel Vesa 2023-03-06 9:39 ` Abel Vesa 2023-03-06 10:04 ` Johan Hovold 2023-03-06 10:04 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 14/23] interconnect: exynos: fix node leak in probe PM QoS error path Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 15/23] interconnect: exynos: fix registration race Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 16/23] interconnect: exynos: drop redundant link destroy Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 17/23] memory: tegra: fix interconnect registration race Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 18/23] memory: tegra124-emc: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 19/23] memory: tegra20-emc: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 20/23] memory: tegra30-emc: " Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 21/23] interconnect: drop racy registration API Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 22/23] interconnect: drop unused icc_get() interface Johan Hovold 2023-03-06 7:56 ` Johan Hovold 2023-03-06 7:56 ` [PATCH v2 23/23] interconnect: drop unused icc_link_destroy() interface Johan Hovold 2023-03-06 7:56 ` Johan Hovold
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