diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/controller/pci-mvebu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c index e4424db808fe..2a2100c2e65d 100644 --- a/drivers/pci/controller/pci-mvebu.c +++ b/drivers/pci/controller/pci-mvebu.c @@ -845,6 +845,11 @@ static int mvebu_pcie_parse_port(struct mvebu_pcie *pcie, port->devfn = of_pci_get_devfn(child); if (port->devfn < 0) goto skip; + if (PCI_FUNC(port->devfn) != 0) { + dev_err(dev, "%s: invalid function number, must be zero\n", + port->name); + goto skip; + } ret = mvebu_get_tgt_attr(dev->of_node, port->devfn, IORESOURCE_MEM, &port->mem_target, &port->mem_attr); |