linux-kernel - [PATCH] arch: mips: generic: Add missing of_node

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Date:   Wed, 15 Jun 2022 22:11:23 +0800
From:   Liang He <windhl@....com>
To:     miodrag.dinic@...s.com, paulburton@...nel.org,
        tsbogend@...ha.franken.de
Cc:     linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        windhl@....com
Subject: [PATCH] arch: mips: generic: Add missing of_node_put() in board-ranchu.c

In ranchu_measure_hpt_freq(), of_find_compatible_node() will return
a node pointer with refcount incremented. We should use of_put_node()
when it is not used anymore.

Signed-off-by: Liang He <windhl@....com>
---
 arch/mips/generic/board-ranchu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/generic/board-ranchu.c b/arch/mips/generic/board-ranchu.c
index a89aaad59cb1..930c45041882 100644
--- a/arch/mips/generic/board-ranchu.c
+++ b/arch/mips/generic/board-ranchu.c
@@ -44,6 +44,7 @@ static __init unsigned int ranchu_measure_hpt_freq(void)
 		      __func__);
 
 	rtc_base = of_iomap(np, 0);
+	of_node_put(np);
 	if (!rtc_base)
 		panic("%s(): Failed to ioremap Goldfish RTC base!", __func__);
 
-- 
2.25.1