bnx2: 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 bnx2.

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

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index cec1b1746ae0..756d4b4f0a9f 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -8199,6 +8199,11 @@ static pci_ers_result_t bnx2_io_error_detected(struct pci_dev *pdev,
         rtnl_lock();
         netif_device_detach(dev);
 
+        if (state == pci_channel_io_perm_failure) {
+                rtnl_unlock();
+                return PCI_ERS_RESULT_DISCONNECT;
+        }
+
         if (netif_running(dev)) {
                 bnx2_netif_stop(bp);
                 del_timer_sync(&bp->timer);