From: Serey Kong Date: Fri, 1 Aug 2014 20:27:15 +0000 (-0700) Subject: i40evf: Fixed guest OS panic when removing vf driver X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=8bb1a540450c3dbd075491ea43772ac8a7ddec46;p=openwrt%2Fstaging%2Fblogic.git i40evf: Fixed guest OS panic when removing vf driver Removing VF driver during device still in reset caused guest OS panic. in the i40evf_remove(), we're trying to clean mac_filter_list which has not been initialized since the device is still stuck at the reset. The change is to initialize the filter_list before setting any task. Change-ID: I8b59df7384416c7e6f2d264b598f447e1c2c92b0 Signed-off-by: Serey Kong Tested-by: Sibai Li Signed-off-by: Aaron Brown Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index e5679d82e0c0..ab15f4d07e41 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -2137,8 +2137,6 @@ static void i40evf_init_task(struct work_struct *work) ether_addr_copy(netdev->dev_addr, adapter->hw.mac.addr); ether_addr_copy(netdev->perm_addr, adapter->hw.mac.addr); - INIT_LIST_HEAD(&adapter->mac_filter_list); - INIT_LIST_HEAD(&adapter->vlan_filter_list); f = kzalloc(sizeof(*f), GFP_ATOMIC); if (NULL == f) goto err_sw_init; @@ -2320,6 +2318,9 @@ static int i40evf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) hw->bus.device = PCI_SLOT(pdev->devfn); hw->bus.func = PCI_FUNC(pdev->devfn); + INIT_LIST_HEAD(&adapter->mac_filter_list); + INIT_LIST_HEAD(&adapter->vlan_filter_list); + INIT_WORK(&adapter->reset_task, i40evf_reset_task); INIT_WORK(&adapter->adminq_task, i40evf_adminq_task); INIT_WORK(&adapter->watchdog_task, i40evf_watchdog_task);