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    Subject[PATCH 4.14 118/210] clk: tegra: Fix refcount leak in tegra210_clock_init
    Date
    From: Miaoqian Lin <linmq006@gmail.com>

    [ 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>
    ---
    drivers/clk/tegra/clk-tegra210.c | 1 +
    1 file changed, 1 insertion(+)

    diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
    index cb2be154db3b..8aa400d04c6b 100644
    --- a/drivers/clk/tegra/clk-tegra210.c
    +++ b/drivers/clk/tegra/clk-tegra210.c
    @@ -3130,6 +3130,7 @@ 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);
    --
    2.35.1


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