From 1c754b49c002a965004b6a96d158f7ce554eb977 Mon Sep 17 00:00:00 2001 From: Liang He Date: Sun, 19 Jun 2022 15:40:16 +0800 Subject: powerpc/pseries: Add missing of_node_put() in ibmebus In ibmebus_match_path(), use of_node_put() to drop the reference returned by of_find_node_by_path() before testing for equality of the pointers. Signed-off-by: Liang He [mpe: Rewrite change log] Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20220619074016.4068105-1-windhl@126.com --- arch/powerpc/platforms/pseries/ibmebus.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/powerpc/platforms/pseries/ibmebus.c') diff --git a/arch/powerpc/platforms/pseries/ibmebus.c b/arch/powerpc/platforms/pseries/ibmebus.c index 7ee3ed7d6cc2..a870cada7acd 100644 --- a/arch/powerpc/platforms/pseries/ibmebus.c +++ b/arch/powerpc/platforms/pseries/ibmebus.c @@ -152,7 +152,11 @@ static const struct dma_map_ops ibmebus_dma_ops = { static int ibmebus_match_path(struct device *dev, const void *data) { struct device_node *dn = to_platform_device(dev)->dev.of_node; - return (of_find_node_by_path(data) == dn); + struct device_node *tn = of_find_node_by_path(data); + + of_node_put(tn); + + return (tn == dn); } static int ibmebus_match_node(struct device *dev, const void *data) -- cgit v1.2.3-59-g8ed1b