From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> To: Zhang Rui <rui.zhang@intel.com>, Daniel Lezcano <daniel.lezcano@linaro.org>, Amit Kucheria <amitk@kernel.org>, 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>, Orson Zhai <orsonzhai@gmail.com>, Baolin Wang <baolin.wang7@gmail.com>, Chunyan Zhang <zhang.lyra@gmail.com>, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>, Jacky Bai <ping.bai@nxp.com> Subject: [RESEND PATCH 1/2] thermal: imx_sc: add missing of_node_put for loop iteration Date: Fri, 28 May 2021 07:50:35 -0400 [thread overview] Message-ID: <20210528115036.18222-1-krzysztof.kozlowski@canonical.com> (raw) Early exits from for_each_available_child_of_node() should decrement the node reference counter. Reported by Coccinelle: drivers/thermal/imx_sc_thermal.c:93:1-33: WARNING: Function "for_each_available_child_of_node" should have of_node_put() before return around line 97. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Reviewed-by: Jacky Bai <ping.bai@nxp.com> --- drivers/thermal/imx_sc_thermal.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/thermal/imx_sc_thermal.c b/drivers/thermal/imx_sc_thermal.c index b01d28eca7ee..8d76dbfde6a9 100644 --- a/drivers/thermal/imx_sc_thermal.c +++ b/drivers/thermal/imx_sc_thermal.c @@ -93,6 +93,7 @@ static int imx_sc_thermal_probe(struct platform_device *pdev) for_each_available_child_of_node(np, child) { sensor = devm_kzalloc(&pdev->dev, sizeof(*sensor), GFP_KERNEL); if (!sensor) { + of_node_put(child); of_node_put(sensor_np); return -ENOMEM; } @@ -104,6 +105,7 @@ static int imx_sc_thermal_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to get valid sensor resource id: %d\n", ret); + of_node_put(child); break; } @@ -114,6 +116,7 @@ static int imx_sc_thermal_probe(struct platform_device *pdev) if (IS_ERR(sensor->tzd)) { dev_err(&pdev->dev, "failed to register thermal zone\n"); ret = PTR_ERR(sensor->tzd); + of_node_put(child); break; } -- 2.27.0
WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> To: Zhang Rui <rui.zhang@intel.com>, Daniel Lezcano <daniel.lezcano@linaro.org>, Amit Kucheria <amitk@kernel.org>, 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>, Orson Zhai <orsonzhai@gmail.com>, Baolin Wang <baolin.wang7@gmail.com>, Chunyan Zhang <zhang.lyra@gmail.com>, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>, Jacky Bai <ping.bai@nxp.com> Subject: [RESEND PATCH 1/2] thermal: imx_sc: add missing of_node_put for loop iteration Date: Fri, 28 May 2021 07:50:35 -0400 [thread overview] Message-ID: <20210528115036.18222-1-krzysztof.kozlowski@canonical.com> (raw) Early exits from for_each_available_child_of_node() should decrement the node reference counter. Reported by Coccinelle: drivers/thermal/imx_sc_thermal.c:93:1-33: WARNING: Function "for_each_available_child_of_node" should have of_node_put() before return around line 97. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Reviewed-by: Jacky Bai <ping.bai@nxp.com> --- drivers/thermal/imx_sc_thermal.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/thermal/imx_sc_thermal.c b/drivers/thermal/imx_sc_thermal.c index b01d28eca7ee..8d76dbfde6a9 100644 --- a/drivers/thermal/imx_sc_thermal.c +++ b/drivers/thermal/imx_sc_thermal.c @@ -93,6 +93,7 @@ static int imx_sc_thermal_probe(struct platform_device *pdev) for_each_available_child_of_node(np, child) { sensor = devm_kzalloc(&pdev->dev, sizeof(*sensor), GFP_KERNEL); if (!sensor) { + of_node_put(child); of_node_put(sensor_np); return -ENOMEM; } @@ -104,6 +105,7 @@ static int imx_sc_thermal_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to get valid sensor resource id: %d\n", ret); + of_node_put(child); break; } @@ -114,6 +116,7 @@ static int imx_sc_thermal_probe(struct platform_device *pdev) if (IS_ERR(sensor->tzd)) { dev_err(&pdev->dev, "failed to register thermal zone\n"); ret = PTR_ERR(sensor->tzd); + of_node_put(child); break; } -- 2.27.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2021-05-28 11:51 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-05-28 11:50 Krzysztof Kozlowski [this message] 2021-05-28 11:50 ` [RESEND PATCH 1/2] thermal: imx_sc: add missing of_node_put for loop iteration Krzysztof Kozlowski 2021-05-28 11:50 ` [RESEND PATCH 2/2] thermal: sprd: " Krzysztof Kozlowski 2021-05-28 11:50 ` Krzysztof Kozlowski 2021-06-14 17:28 ` Daniel Lezcano 2021-06-14 17:28 ` Daniel Lezcano 2021-06-14 19:16 ` Krzysztof Kozlowski 2021-06-14 19:16 ` Krzysztof Kozlowski
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