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authorLiang He <windhl@126.com>2022-06-17 20:25:05 +0800
committerThomas Bogendoerfer <tsbogend@alpha.franken.de>2022-06-21 17:04:30 +0200
commit76695592711ef1e215cc24ed3e1cd857d7fc3098 (patch)
tree675ebce2a7bafa627ee11a0c6f062c6e7a5af9c8 /arch/mips/lantiq
parent72a2af539fff975caadd9a4db3f99963569bd9c9 (diff)
mips: lantiq: xway: Fix refcount leak bug in sysctrl
In ltq_soc_init(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore. Signed-off-by: Liang He <windhl@126.com> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch/mips/lantiq')
-rw-r--r--arch/mips/lantiq/xway/sysctrl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/lantiq/xway/sysctrl.c b/arch/mips/lantiq/xway/sysctrl.c
index 084f6caba5f2..d444a1b98a72 100644
--- a/arch/mips/lantiq/xway/sysctrl.c
+++ b/arch/mips/lantiq/xway/sysctrl.c
@@ -441,6 +441,10 @@ void __init ltq_soc_init(void)
of_address_to_resource(np_ebu, 0, &res_ebu))
panic("Failed to get core resources");
+ of_node_put(np_pmu);
+ of_node_put(np_cgu);
+ of_node_put(np_ebu);
+
if (!request_mem_region(res_pmu.start, resource_size(&res_pmu),
res_pmu.name) ||
!request_mem_region(res_cgu.start, resource_size(&res_cgu),