linux-kernel - [PATCH] arch: arm: mach-versatile: Add missing of_node

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Message-Id: <20220615090517.3961621-1-windhl@126.com>
Date:   Wed, 15 Jun 2022 17:05:17 +0800
From:   heliang <windhl@....com>
To:     linus.walleij@...aro.org, linux@...linux.org.uk
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        windhl@....com
Subject: [PATCH] arch: arm: mach-versatile: Add missing of_node_put in integrator.c

In cm_init(), of_find_matching_node() will return a node pointer with
refcount incremented. We should use of_node_put() when the pointer is
not used anymore.

Signed-off-by: heliang <windhl@....com>
---
 arch/arm/mach-versatile/integrator.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/mach-versatile/integrator.c b/arch/arm/mach-versatile/integrator.c
index fdf9c4db08a7..fba19357171a 100644
--- a/arch/arm/mach-versatile/integrator.c
+++ b/arch/arm/mach-versatile/integrator.c
@@ -76,6 +76,7 @@ void cm_init(void)
 		return;
 	}
 	cm_base = of_iomap(cm, 0);
+	of_node_put(cm);
 	if (!cm_base) {
 		pr_crit("could not remap core module\n");
 		return;
-- 
2.25.1