Commit b64666ae authored Sep 29, 2017 by Emil Tantilov Committed by Jeff Kirsher Oct 09, 2017

ixgbe: fix crash when injecting AER after failed reset



In case where AER recovery fails the device is left in a down state.
Consecutive AER error injection can lead to a double IRQ free.

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

parent b4ded832

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -10861,6 +10861,9 @@ static pci_ers_result_t ixgbe_io_error_detected(struct pci_dev *pdev,
		if (!test_bit(__IXGBE_SERVICE_INITED, &adapter->state))
		return PCI_ERS_RESULT_DISCONNECT;

		if (!netif_device_present(netdev))
		return PCI_ERS_RESULT_DISCONNECT;

		rtnl_lock();
		netif_device_detach(netdev);