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Tue, 08 Oct 2024 02:00:28 -0700 (PDT) Received: from [127.0.1.1] ([178.197.211.167]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a994e6e571asm294701166b.85.2024.10.08.02.00.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Oct 2024 02:00:28 -0700 (PDT) From: Krzysztof Kozlowski Date: Tue, 08 Oct 2024 11:00:06 +0200 Subject: [PATCH v3 6/6] thermal: sun8i: Use scoped device node handling to simplify error paths Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241008-b4-cleanup-h-of-node-put-thermal-v3-6-825122398f71@linaro.org> References: <20241008-b4-cleanup-h-of-node-put-thermal-v3-0-825122398f71@linaro.org> In-Reply-To: <20241008-b4-cleanup-h-of-node-put-thermal-v3-0-825122398f71@linaro.org> To: "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Amit Kucheria , Thara Gopinath , Thierry Reding , Jonathan Hunter , Vasily Khoruzhick , Yangtao Li , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, Chen-Yu Tsai , Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1794; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=FhSSUbYjEIvtsOA30smmw3DQZNhLSc6w/jfUrv5pJGQ=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBnBPSfE1YKQx6eHCEVnRKeY3oZT2E67IuVgGqTh yKvFuSWE12JAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCZwT0nwAKCRDBN2bmhouD 1//PD/0a92e+IdVlo1Rd94IpF461K36Nbu2qEwIl8Z7fifaGiJu7QHKtVmk47ZohZ6B8ygJYuXm T0qST14kdxL/AXy/Y23FX+h7AETR5L4omrqBZwsIcD6EeX1ap7QKpE9Ir8kjlTurpPf4N9XRvEP ZhxUCifgdhjpf5bHjGF69fW8S76we++KAKPCJJXV2YZ7NEM0TL6zbkJvcuOXsVXtMnmqZohB/Dn 3SjUZKT2nWWBEZAJLm++7ll2iXeue5bZReaf55ifDGSEGvht2vQonR3dTnaHAC8NMTsdlOHBIVv +MAN3obefMgGDXwMlSlxI4DME6H+LSJ/PUzba99CpgbLug+WFpRGodxXjNBEfJWlG2sNGWYWdd4 NuciO0D92ILoNmqk2paqYfM+BW9yanrVfIusWnDfzPt4iwUupv7/9+C+vSYkaMCRbo1Z8EyLy8O ot2Yoe91ibgcUCIjXx1o04tJ2JzP1rZFx4guOdjJvHMvvG/ZTKXcUiQ/SIkMupPathCMA2jCdwz wlXL5F8KSRRw0s5MaPGsrMh20yBKEgblq8+vPrNkJ8Lf8Oes9PFuNLTEqjJJgJEw9KgoL36/2zG lVpIywoGSVHcPjAotUE9tFiDT4q4ibyUp7Qt9HdKh5yTFk0qOmu3YaDG9gQer/pxcvTE/OjrctQ iYfmhRS9ItI4tAA== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Obtain the device node reference with scoped/cleanup.h to reduce error handling and make the code a bit simpler. Reviewed-by: Chen-Yu Tsai Signed-off-by: Krzysztof Kozlowski Reviewed-by: Jonathan Cameron --- drivers/thermal/sun8i_thermal.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/thermal/sun8i_thermal.c b/drivers/thermal/sun8i_thermal.c index 3203d8bd13a8fc2a9e5a59b3547cefc2440542c6..22674790629a7b549d1ce618998ff51f6553613e 100644 --- a/drivers/thermal/sun8i_thermal.c +++ b/drivers/thermal/sun8i_thermal.c @@ -9,6 +9,7 @@ */ #include +#include #include #include #include @@ -348,19 +349,18 @@ static void sun8i_ths_reset_control_assert(void *data) static struct regmap *sun8i_ths_get_sram_regmap(struct device_node *node) { - struct device_node *sram_node; struct platform_device *sram_pdev; struct regmap *regmap = NULL; - sram_node = of_parse_phandle(node, "allwinner,sram", 0); + struct device_node *sram_node __free(device_node) = + of_parse_phandle(node, "allwinner,sram", 0); if (!sram_node) return ERR_PTR(-ENODEV); sram_pdev = of_find_device_by_node(sram_node); if (!sram_pdev) { /* platform device might not be probed yet */ - regmap = ERR_PTR(-EPROBE_DEFER); - goto out_put_node; + return ERR_PTR(-EPROBE_DEFER); } /* If no regmap is found then the other device driver is at fault */ @@ -369,8 +369,7 @@ static struct regmap *sun8i_ths_get_sram_regmap(struct device_node *node) regmap = ERR_PTR(-EINVAL); platform_device_put(sram_pdev); -out_put_node: - of_node_put(sram_node); + return regmap; }