PCI: xilinx-nwl: Add missing of_node_put()

[ Upstream commit 342639d996f18bc0a4db2f42a84230c0a966dc94 ]

The call to of_get_next_child() returns a node pointer with
refcount incremented thus it must be explicitly decremented
here after the last usage.

Fixes: ab597d35ef11 ("PCI: xilinx-nwl: Add support for Xilinx NWL PCIe Host Controller")
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
[lorenzo.pieralisi@arm.com: updated commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/pci/host/pcie-xilinx-nwl.c b/drivers/pci/host/pcie-xilinx-nwl.c
index 43eaa4a..94fdd29 100644 (file)
--- a/drivers/pci/host/pcie-xilinx-nwl.c
+++ b/drivers/pci/host/pcie-xilinx-nwl.c
@@ -532,7 +532,7 @@ static int nwl_pcie_init_irq_domain(struct nwl_pcie *pcie)
                                                        INTX_NUM,
                                                        &legacy_domain_ops,
                                                        pcie);
-
+       of_node_put(legacy_intc_node);
        if (!pcie->legacy_irq_domain) {
                dev_err(dev, "failed to create IRQ domain\n");
                return -ENOMEM;