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

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Message-Id: <20220615092517.3962075-1-windhl@126.com>
Date:   Wed, 15 Jun 2022 17:25:17 +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 realview_smp_prepare_cpus(), the second of_find_matching_node()
has no corresponding of_node_put() when the node pointer is not
used anymore.

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

diff --git a/arch/arm/mach-versatile/platsmp-realview.c b/arch/arm/mach-versatile/platsmp-realview.c
index 5d363385c801..059d796b26bc 100644
--- a/arch/arm/mach-versatile/platsmp-realview.c
+++ b/arch/arm/mach-versatile/platsmp-realview.c
@@ -66,6 +66,7 @@ static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
 		return;
 	}
 	map = syscon_node_to_regmap(np);
+	of_node_put(np);
 	if (IS_ERR(map)) {
 		pr_err("PLATSMP: No syscon regmap\n");
 		return;
-- 
2.25.1