net/i40e: fix VF overwrite PF RSS LUT for X722

i40e_aq_set_rss_lut should set register according
to the vsi->type. if not, VF may overwrite the rigister
of PF.
Note, only X722 is impacted, since flag I40E_FLAG_RSS_AQ_CAPABLE
is only enabled on X722.

Fixes: d0a349409bd7 ("i40e: support AQ based RSS config")
Cc: stable@dpdk.org
Signed-off-by: Yanglong Wu <yanglong.wu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index a6b97e1..f97cd53 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -4183,7 +4183,8 @@ i40e_get_rss_lut(struct i40e_vsi *vsi, uint8_t *lut, uint16_t lut_size)
                return -EINVAL;
 
        if (pf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
-               ret = i40e_aq_get_rss_lut(hw, vsi->vsi_id, TRUE,
+               ret = i40e_aq_get_rss_lut(hw, vsi->vsi_id,
+                                         vsi->type != I40E_VSI_SRIOV,
                                          lut, lut_size);
                if (ret) {
                        PMD_DRV_LOG(ERR, "Failed to get RSS lookup table");
@@ -4222,7 +4223,8 @@ i40e_set_rss_lut(struct i40e_vsi *vsi, uint8_t *lut, uint16_t lut_size)
        hw = I40E_VSI_TO_HW(vsi);
 
        if (pf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
-               ret = i40e_aq_set_rss_lut(hw, vsi->vsi_id, TRUE,
+               ret = i40e_aq_set_rss_lut(hw, vsi->vsi_id,
+                                         vsi->type != I40E_VSI_SRIOV,
                                          lut, lut_size);
                if (ret) {
                        PMD_DRV_LOG(ERR, "Failed to set RSS lookup table");