summaryrefslogtreecommitdiff
path: root/arch/powerpc
diff options
context:
space:
mode:
authorLiang He <windhl@126.com>2022-07-01 16:17:50 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-10-26 14:25:40 +0300
commit434db6d17b6bb7638b90387b5606a4c67be12774 (patch)
treee9b375ff21bd0c6b740f73e94ce5862dc936c7a1 /arch/powerpc
parent718e2d802388749e35d6213651f19db1818dbf97 (diff)
downloadlinux-434db6d17b6bb7638b90387b5606a4c67be12774.tar.xz
powerpc/pci_dn: Add missing of_node_put()
[ Upstream commit 110a1fcb6c4d55144d8179983a475f17a1d6f832 ] In pci_add_device_node_info(), use of_node_put() to drop the reference to 'parent' returned by of_get_parent() to keep refcount balance. Fixes: cca87d303c85 ("powerpc/pci: Refactor pci_dn") Co-authored-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: Liang He <windhl@126.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Reviewed-by: Tyrel Datwyler <tyreld@linux.ibm.com> Link: https://lore.kernel.org/r/20220701131750.240170-1-windhl@126.com Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/pci_dn.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c
index e99b7c547d7e..b173ba342645 100644
--- a/arch/powerpc/kernel/pci_dn.c
+++ b/arch/powerpc/kernel/pci_dn.c
@@ -330,6 +330,7 @@ struct pci_dn *pci_add_device_node_info(struct pci_controller *hose,
INIT_LIST_HEAD(&pdn->list);
parent = of_get_parent(dn);
pdn->parent = parent ? PCI_DN(parent) : NULL;
+ of_node_put(parent);
if (pdn->parent)
list_add_tail(&pdn->list, &pdn->parent->child_list);