Warnings before patch:
files: ['drivers/pci/controller/dwc/pci-keystone.c', 'drivers/pci/controller/dwc/pcie-dw-rockchip.c', 'drivers/pci/controller/dwc/pcie-histb.c', 'drivers/pci/controller/dwc/pcie-qcom-ep.c', 'drivers/pci/controller/dwc/pcie-spacemit-k1.c', 'drivers/pci/controller/dwc/pcie-tegra194.c', 'drivers/pci/controller/pci-tegra.c', 'drivers/pci/controller/pcie-rockchip-host.c', 'drivers/pci/controller/plda/pcie-starfive.c']
Warning: drivers/pci/controller/dwc/pci-keystone.c:496 No description found for return value of 'ks_pcie_link_up'
Warning: drivers/pci/controller/pcie-rockchip-host.c:283 No description found for return value of 'rockchip_pcie_host_init_port'
Warning: drivers/pci/controller/dwc/pci-keystone.c:496 No description found for return value of 'ks_pcie_link_up'
Warning: drivers/pci/controller/pcie-rockchip-host.c:283 No description found for return value of 'rockchip_pcie_host_init_port'

Current warnings:
files: ['drivers/pci/controller/dwc/pci-keystone.c', 'drivers/pci/controller/dwc/pcie-dw-rockchip.c', 'drivers/pci/controller/dwc/pcie-histb.c', 'drivers/pci/controller/dwc/pcie-qcom-ep.c', 'drivers/pci/controller/dwc/pcie-spacemit-k1.c', 'drivers/pci/controller/dwc/pcie-tegra194.c', 'drivers/pci/controller/pci-tegra.c', 'drivers/pci/controller/pcie-rockchip-host.c', 'drivers/pci/controller/plda/pcie-starfive.c']
Warning: drivers/pci/controller/dwc/pci-keystone.c:497 No description found for return value of 'ks_pcie_link_up'
Warning: drivers/pci/controller/pcie-rockchip-host.c:284 No description found for return value of 'rockchip_pcie_host_init_port'
Warning: drivers/pci/controller/dwc/pci-keystone.c:497 No description found for return value of 'ks_pcie_link_up'
Warning: drivers/pci/controller/pcie-rockchip-host.c:284 No description found for return value of 'rockchip_pcie_host_init_port'

Warnings before: 4 after: 4