[PATCH] xtfpga: Fix refcount leak bug in setup

[Liang He]

In machine_setup(), of_find_compatible_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/xtensa/platforms/xtfpga/setup.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/xtensa/platforms/xtfpga/setup.c b/arch/xtensa/platforms/xtfpga/setup.c
index 538e6748e85a..c79c1d09ea86 100644
--- a/arch/xtensa/platforms/xtfpga/setup.c
+++ b/arch/xtensa/platforms/xtfpga/setup.c
@@ -133,6 +133,7 @@ static int __init machine_setup(void)
 
 	if ((eth = of_find_compatible_node(eth, NULL, "opencores,ethoc")))
 		update_local_mac(eth);
+	of_node_put(eth);
 	return 0;
 }
 arch_initcall(machine_setup);
-- 
2.25.1