Commit bfb0ebed authored by Nicholas Nunley's avatar Nicholas Nunley Committed by Jeff Kirsher

i40e: don't allow changes to HW VLAN stripping on active port VLANs

Modifying the VLAN stripping options when a port VLAN is configured
will break traffic for the VSI, and conceptually doesn't make sense,
so don't allow this.
Signed-off-by: default avatarNicholas Nunley <nicholas.d.nunley@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent cdc594e0
......@@ -2654,6 +2654,10 @@ void i40e_vlan_stripping_enable(struct i40e_vsi *vsi)
struct i40e_vsi_context ctxt;
i40e_status ret;
/* Don't modify stripping options if a port VLAN is active */
if (vsi->info.pvid)
return;
if ((vsi->info.valid_sections &
cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) &&
((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_MODE_MASK) == 0))
......@@ -2684,6 +2688,10 @@ void i40e_vlan_stripping_disable(struct i40e_vsi *vsi)
struct i40e_vsi_context ctxt;
i40e_status ret;
/* Don't modify stripping options if a port VLAN is active */
if (vsi->info.pvid)
return;
if ((vsi->info.valid_sections &
cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) &&
((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_EMOD_MASK) ==
......
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