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-rw-r--r--drivers/pci/pcie/portdrv_core.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 079bbc3..52c4e6f 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -297,6 +297,10 @@ int pcie_port_device_register(struct pci_dev *dev)
int status, capabilities, irq_mode, i, nr_serv;
int vectors[PCIE_PORT_DEVICE_MAXSERVICES];
+ capabilities = get_port_device_capability(dev);
+ if (!capabilities)
+ return -ENODEV;
+
port_data = kzalloc(sizeof(*port_data), GFP_KERNEL);
if (!port_data)
return -ENOMEM;
@@ -304,8 +308,6 @@ int pcie_port_device_register(struct pci_dev *dev)
port_data->port_type = dev->pcie_type;
- capabilities = get_port_device_capability(dev);
-
irq_mode = assign_interrupt_mode(dev, vectors, capabilities);
if (irq_mode == PCIE_PORT_NO_IRQ) {
/*