From: Mitch Williams Date: Fri, 9 Jan 2015 11:18:17 +0000 (+0000) Subject: i40evf: ignore bogus messages from FW X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8b011ebb5c371f8767e6e813a1aca3b7fc795f94;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git 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 Tested-by: Jim Young Signed-off-by: Jeff Kirsher --- 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,