From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Date: Mon, 26 Aug 2024 05:49:34 +0000 (+0200)
Subject: bus: integrator-lm: fix OF node leak in probe()
X-Git-Tag: v5.10.227~292
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e89f925093a32d48d1f30dadf61af80dc1a8a22f;p=thirdparty%2Fkernel%2Fstable.git

bus: integrator-lm: fix OF node leak in probe()

commit 15a62b81175885b5adfcaf49870466e3603f06c7 upstream.

Driver code is leaking OF node reference from of_find_matching_node() in
probe().

Fixes: ccea5e8a5918 ("bus: Add driver for Integrator/AP logic modules")
Cc: stable@vger.kernel.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://lore.kernel.org/20240826054934.10724-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/bus/arm-integrator-lm.c b/drivers/bus/arm-integrator-lm.c
index 845b6c43fef89..0c9bcbbeb4846 100644
--- a/drivers/bus/arm-integrator-lm.c
+++ b/drivers/bus/arm-integrator-lm.c
@@ -84,6 +84,7 @@ static int integrator_ap_lm_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 	map = syscon_node_to_regmap(syscon);
+	of_node_put(syscon);
 	if (IS_ERR(map)) {
 		dev_err(dev,
 			"could not find Integrator/AP system controller\n");