linux-kernel - [PATCH] bus/arm-cci: Fix refcount leak in cci

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Message-Id: <20231007075600.4002159-1-make_ruc2021@163.com>
Date:   Sat,  7 Oct 2023 15:56:00 +0800
From:   Ma Ke <make_ruc2021@....com>
To:     make_ruc2021@....com
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] bus/arm-cci: Fix refcount leak in cci_probe

Add the missing of_node_put() to release the refcount incremented
by of_find_matching_node().

Signed-off-by: Ma Ke <make_ruc2021@....com>
---
 drivers/bus/arm-cci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index b8184a903583..6be7b05b5ff1 100644
--- a/drivers/bus/arm-cci.c
+++ b/drivers/bus/arm-cci.c
@@ -548,6 +548,7 @@ static int cci_probe(void)
 	}
 	if (ret || !cci_ctrl_base) {
 		WARN(1, "unable to ioremap CCI ctrl\n");
+		of_node_put(np);
 		return -ENXIO;
 	}
 
-- 
2.37.2