[ Upstream commit
f030304fdeb87ec8f1b518c73703214aec6cc24a ]
of_get_next_child() returns a node pointer with refcount incremented, so we
should use of_node_put() on it when we don't need it anymore.
mc_pcie_init_irq_domains() only calls of_node_put() in the normal path,
missing it in some error paths. Add missing of_node_put() to avoid
refcount leak.
Fixes: 6f15a9c9f941 ("PCI: microchip: Add Microchip PolarFire PCIe controller driver")
Link: https://lore.kernel.org/r/20220605055123.59127-1-linmq006@gmail.com
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
&event_domain_ops, port);
if (!port->event_domain) {
dev_err(dev, "failed to get event domain\n");
+ of_node_put(pcie_intc_node);
return -ENOMEM;
}
&intx_domain_ops, port);
if (!port->intx_domain) {
dev_err(dev, "failed to get an INTx IRQ domain\n");
+ of_node_put(pcie_intc_node);
return -ENOMEM;
}