[PATCH] powerpc/sysdev: fix refcount leak in icp_opal_init()

From: cgel . zte
Date: Fri Apr 01 2022 - 21:38:46 EST


From: Lv Ruyi <lv.ruyi@xxxxxxxxxx>

The of_find_compatible_node() function returns a node pointer with
refcount incremented, use of_node_put() on it when done.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Lv Ruyi <lv.ruyi@xxxxxxxxxx>
---
arch/powerpc/sysdev/xics/icp-opal.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/sysdev/xics/icp-opal.c b/arch/powerpc/sysdev/xics/icp-opal.c
index bda4c32582d9..4dae624b9f2f 100644
--- a/arch/powerpc/sysdev/xics/icp-opal.c
+++ b/arch/powerpc/sysdev/xics/icp-opal.c
@@ -196,6 +196,7 @@ int __init icp_opal_init(void)

printk("XICS: Using OPAL ICP fallbacks\n");

+ of_node_put(np);
return 0;
}

--
2.25.1