diff options
| author |   Emil Tantilov <emil.s.tantilov@intel.com> | 2017-09-29 10:55:42 -0700 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-10-09 10:09:05 -0700 |
| commit | b64666ae00327efe53613fc180df6ffbeee1d8d1 (patch) | |
| tree | b135753adfb8c6f394cb7fe709909c2ad9241635 /drivers/net/ethernet/intel | |
| parent | ixgbe: Update adaptive ITR algorithm (diff) | |
| download | linux-dev-b64666ae00327efe53613fc180df6ffbeee1d8d1.tar.xz linux-dev-b64666ae00327efe53613fc180df6ffbeee1d8d1.zip | |
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>
Diffstat (limited to 'drivers/net/ethernet/intel')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 5e2686d106db..c6f9da7990c7 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -10861,6 +10861,9 @@ skip_bad_vf_detection: 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); |