diff options
author | Liang He <windhl@126.com> | 2022-06-19 10:40:16 +0300 |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-09-05 10:28:26 +0300 |
commit | 1c754b49c002a965004b6a96d158f7ce554eb977 (patch) | |
tree | de83aa73aea4eeab0f5d1c315fded81002367285 /arch/powerpc | |
parent | f4f8320b01677b467c768c43c1e1d10383a0e30d (diff) | |
download | linux-1c754b49c002a965004b6a96d158f7ce554eb977.tar.xz |
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 <windhl@126.com>
[mpe: Rewrite change log]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220619074016.4068105-1-windhl@126.com
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/platforms/pseries/ibmebus.c | 6 |
1 files changed, 5 insertions, 1 deletions
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) |