Use _scoped() functions to iterate through the child node, and we don't need to call of_node_put() manually. This can simplify the code a bit. v2: - Use dev_err_probe() to simplify code. - Fix spelling error in commit message. v3: - Fix a spelling error. - wrap the line when it is too long. Zhang Zekun (6): PCI: kirin: Use helper function for_each_available_child_of_node_scoped() PCI: kirin: Tidy up _probe() related function with dev_err_probe() PCI: mediatek: Use helper function for_each_available_child_of_node_scoped() PCI: mt7621: Use helper function for_each_available_child_of_node_scoped() PCI: apple: Use helper function for_each_child_of_node_scoped() PCI: tegra: Use helper function for_each_child_of_node_scoped() drivers/pci/controller/dwc/pcie-kirin.c | 50 ++++++---------- drivers/pci/controller/pci-tegra.c | 80 +++++++++---------------- drivers/pci/controller/pcie-apple.c | 4 +- drivers/pci/controller/pcie-mediatek.c | 15 ++--- drivers/pci/controller/pcie-mt7621.c | 15 ++--- 5 files changed, 58 insertions(+), 106 deletions(-) -- 2.17.1