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| author | David S. Miller <davem@davemloft.net> | 2017-08-22 03:06:42 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-08-22 03:06:42 +0300 |
| commit | e2a7c34fb2856fd5306e307e170e3dde358d0dce (patch) | |
| tree | afeb300b04186b1a1f649b2cd8a401a75878297c /drivers/pci/pci.c | |
| parent | 7d3f0cd43feea1636dd7746f22fe8249b34d1b79 (diff) | |
| parent | 6470812e22261d2342ef1597be62e63a0423d691 (diff) | |
| download | linux-e2a7c34fb2856fd5306e307e170e3dde358d0dce.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index da5570cf5c6a..fdf65a6c13f6 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -514,7 +514,7 @@ EXPORT_SYMBOL(pci_find_resource); */ struct pci_dev *pci_find_pcie_root_port(struct pci_dev *dev) { - struct pci_dev *bridge, *highest_pcie_bridge = NULL; + struct pci_dev *bridge, *highest_pcie_bridge = dev; bridge = pci_upstream_bridge(dev); while (bridge && pci_is_pcie(bridge)) { @@ -522,11 +522,10 @@ struct pci_dev *pci_find_pcie_root_port(struct pci_dev *dev) bridge = pci_upstream_bridge(bridge); } - if (highest_pcie_bridge && - pci_pcie_type(highest_pcie_bridge) == PCI_EXP_TYPE_ROOT_PORT) - return highest_pcie_bridge; + if (pci_pcie_type(highest_pcie_bridge) != PCI_EXP_TYPE_ROOT_PORT) + return NULL; - return NULL; + return highest_pcie_bridge; } EXPORT_SYMBOL(pci_find_pcie_root_port); |