igbvf: return PCI_ERS_RESULT_DISCONNECT on permanent failure

PCI drivers that implement the struct pci_error_handlers' error_detected
callback should return PCI_ERS_RESULT_DISCONNECT if the state passed in is
pci_channel_io_perm_failure. This patch fixes the issue for igbvf.

Signed-off-by: Dean Nelson <dnelson@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 926c31b4726..3f03c42ece9 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -2511,6 +2511,9 @@ static pci_ers_result_t igbvf_io_error_detected(struct pci_dev *pdev,
 
         netif_device_detach(netdev);
 
+        if (state == pci_channel_io_perm_failure)
+                return PCI_ERS_RESULT_DISCONNECT;
+
         if (netif_running(netdev))
                 igbvf_down(adapter);
         pci_disable_device(pdev);