clk: tegra: Fix refcount leak in tegra210_clock_init

[ Upstream commit 56c78cb1f00a9dde8cd762131ce8f4c5eb046fbb ]

of_find_matching_node() returns a node pointer with refcount
incremented, we should use of_node_put() on it when not need anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: 6b301a059eb2 ("clk: tegra: Add support for Tegra210 clocks")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220523142608.65074-1-linmq006@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
index b909901..499f999 100644 (file)
--- a/drivers/clk/tegra/clk-tegra210.c
+++ b/drivers/clk/tegra/clk-tegra210.c
@@ -3748,6 +3748,7 @@ static void __init tegra210_clock_init(struct device_node *np)
        }
 
        pmc_base = of_iomap(node, 0);
+       of_node_put(node);
        if (!pmc_base) {
                pr_err("Can't map pmc registers\n");
                WARN_ON(1);