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| author | Greg Rose <gregory.v.rose@intel.com> | 2013-12-07 10:36:54 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-01-07 21:49:30 -0800 |
| commit | 5017c2a8afec40d2d78411525dc1518b9f6276ca (patch) | |
| tree | 0987b15460755b23132e9db3d890b412fe6fb4dd /drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | |
| parent | 6bbac866ce2e39d2f059240409f4018a153e1a1a (diff) | |
| download | lwn-5017c2a8afec40d2d78411525dc1518b9f6276ca.tar.gz lwn-5017c2a8afec40d2d78411525dc1518b9f6276ca.zip | |
i40e: Allow VF to set already assigned MAC address
The VF is allowed to request the PF to set its already assigned
MAC address without generating an error.
Change-Id: I8dfdf353396995dbbb26cafab4e42b451911da3d
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Acked-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index fee368a7e75e..5c99164e6cf0 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1348,10 +1348,13 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, u8 *macaddr) is_zero_ether_addr(macaddr)) { dev_err(&pf->pdev->dev, "invalid VF MAC addr %pM\n", macaddr); ret = I40E_ERR_INVALID_MAC_ADDR; - } else if (vf->pf_set_mac && !is_multicast_ether_addr(macaddr)) { + } else if (vf->pf_set_mac && !is_multicast_ether_addr(macaddr) && + !ether_addr_equal(macaddr, vf->default_lan_addr.addr)) { /* If the host VMM administrator has set the VF MAC address * administratively via the ndo_set_vf_mac command then deny * permission to the VF to add or delete unicast MAC addresses. + * The VF may request to set the MAC address filter already + * assigned to it so do not return an error in that case. */ dev_err(&pf->pdev->dev, "VF attempting to override administratively set MAC address\nPlease reload the VF driver to resume normal operation\n"); |