PCI: rpadlpar: Fix leaked device_node references in add/remove paths
[ Upstream commit fb26228b ] The find_dlpar_node() helper returns a device node with its reference incremented. Both the add and remove paths use this helper for find the appropriate node, but fail to release the reference when done. Annotate the find_dlpar_node() helper with a comment about the incremented reference count and call of_node_put() on the obtained device_node in the add and remove paths. Also, fixup a reference leak in the find_vio_slot() helper where we fail to call of_node_put() on the vdevice node after we iterate over its children. Signed-off-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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