[PATCH] drivers: tty: serial: Add missing of_node_put() in serial-tegra.c

[Liang He]

In tegra_uart_init(), of_find_matching_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 <win...@126.com>
---
 drivers/tty/serial/serial-tegra.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/serial-tegra.c 
b/drivers/tty/serial/serial-tegra.c
index d942ab152f5a..5c4850a3762c 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -1667,6 +1667,7 @@ static int __init tegra_uart_init(void)
        node = of_find_matching_node(NULL, tegra_uart_of_match);
        if (node)
                match = of_match_node(tegra_uart_of_match, node);
+       of_node_put(node);
        if (match)
                cdata = match->data;
        if (cdata)
-- 
2.25.1