From: Peng Wu wupeng58@huawei.com
[ Upstream commit 23b44f9c649bbef10b45fa33080cd8b4166800ae ]
The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcount leak.
Signed-off-by: Peng Wu wupeng58@huawei.com Signed-off-by: Linus Walleij linus.walleij@linaro.org Link: https://lore.kernel.org/r/20220428230356.69418-1-linus.walleij@linaro.org' Signed-off-by: Arnd Bergmann arnd@arndb.de Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm/mach-vexpress/dcscb.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/mach-vexpress/dcscb.c b/arch/arm/mach-vexpress/dcscb.c index 46a903c88c6a..f553cde614f9 100644 --- a/arch/arm/mach-vexpress/dcscb.c +++ b/arch/arm/mach-vexpress/dcscb.c @@ -143,6 +143,7 @@ static int __init dcscb_init(void) if (!node) return -ENODEV; dcscb_base = of_iomap(node, 0); + of_node_put(node); if (!dcscb_base) return -EADDRNOTAVAIL; cfg = readl_relaxed(dcscb_base + DCS_CFG_R);