4.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Nicholas Mc Guire <hofrat@xxxxxxxxx> [ Upstream commit 11177e7a7aaef95935592072985526ebf0a3df43 ] of_find_compatible_node() is returning a device node with refcount incremented and must be explicitly decremented after the last use which is right after the us in of_iomap() here. Signed-off-by: Nicholas Mc Guire <hofrat@xxxxxxxxx> Fixes: 787b4271a6a0 ("clk: imx: add imx6ul clk tree support") Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/clk/imx/clk-imx6ul.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/clk/imx/clk-imx6ul.c +++ b/drivers/clk/imx/clk-imx6ul.c @@ -142,6 +142,7 @@ static void __init imx6ul_clocks_init(st np = of_find_compatible_node(NULL, NULL, "fsl,imx6ul-anatop"); base = of_iomap(np, 0); + of_node_put(np); WARN_ON(!base); clks[IMX6UL_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));