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| author | Mitch Williams | 2015-01-09 12:18:17 +0100 |
|---|---|---|
| committer | Jeff Kirsher | 2015-02-09 05:50:19 +0100 |
| commit | 8b011ebb5c371f8767e6e813a1aca3b7fc795f94 (patch) | |
| tree | af2887002410ef12806cab4c37cc9c03a4675d6e /drivers/net | |
| parent | i40evf: reset on module unload (diff) | |
| download | kernel-qcow2-linux-8b011ebb5c371f8767e6e813a1aca3b7fc795f94.tar.gz kernel-qcow2-linux-8b011ebb5c371f8767e6e813a1aca3b7fc795f94.tar.xz kernel-qcow2-linux-8b011ebb5c371f8767e6e813a1aca3b7fc795f94.zip | |
i40evf: ignore bogus messages from FW
Occasionally on shutdown, the FW will hand us a bunch of messages filled
with zeros, which can cause us to spin trying to handle them. Just
ignore these and get on with shutting down.
Change-ID: I347e9648f7153ad5a7b7e0847b87f7aad5f3e0da
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Jim Young <james.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40evf_main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index cd71c47732b2..38126f5d6fd9 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -1631,7 +1631,7 @@ static void i40evf_adminq_task(struct work_struct *work) v_msg = (struct i40e_virtchnl_msg *)&event.desc; do { ret = i40evf_clean_arq_element(hw, &event, &pending); - if (ret) + if (ret || !v_msg->v_opcode) break; /* No event to process or error cleaning ARQ */ i40evf_virtchnl_completion(adapter, v_msg->v_opcode, |