[PATCH] mips: ralink: Fix refcount leak in of.c

From: Liang He
Date: Fri Jun 17 2022 - 00:12:07 EST


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

Signed-off-by: Liang He <windhl@xxxxxxx>
---
arch/mips/ralink/of.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c
index 587c7b998769..ea8072acf8d9 100644
--- a/arch/mips/ralink/of.c
+++ b/arch/mips/ralink/of.c
@@ -40,6 +40,8 @@ __iomem void *plat_of_remap_node(const char *node)
if (of_address_to_resource(np, 0, &res))
panic("Failed to get resource for %s", node);

+ of_node_put(np);
+
if (!request_mem_region(res.start,
resource_size(&res),
res.name))
--
2.25.1