From: Miaoqian Lin linmq006@gmail.com
commit c4c79525042a4a7df96b73477feaf232fe44ae81 upstream.
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. of_node_put() checks null pointer.
Fixes: fce9e5bb2526 ("ARM: EXYNOS: Add support for mapping PMU base address via DT") Signed-off-by: Miaoqian Lin linmq006@gmail.com Link: https://lore.kernel.org/r/20220523145513.12341-1-linmq006@gmail.com Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/arm/mach-exynos/exynos.c | 1 + 1 file changed, 1 insertion(+)
--- a/arch/arm/mach-exynos/exynos.c +++ b/arch/arm/mach-exynos/exynos.c @@ -167,6 +167,7 @@ static void exynos_map_pmu(void) np = of_find_matching_node(NULL, exynos_dt_pmu_match); if (np) pmu_base_addr = of_iomap(np, 0); + of_node_put(np); }
static void __init exynos_init_irq(void)