net/i40e: fix flow director MAC rule creation

This patch fixes the issue that the flow which both source MAC mask
and destination MAC mask are all zeros can not be created.

Fixes: ea0c22fd8227 ("net/i40e: enable MAC address as flow director input set")

Signed-off-by: Shougang Wang <shougangx.wang@intel.com>
Tested-by: Hailin Xu <hailinx.xu@intel.com>
Reviewed-by: Jeff Guo <jia.guo@intel.com>

diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c
index 65f8778..8ce21f7 100644 (file)
--- a/drivers/net/i40e/i40e_flow.c
+++ b/drivers/net/i40e/i40e_flow.c
@@ -2643,7 +2643,8 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
                                        filter->input.flow.l2_flow.src =
                                                eth_spec->src;
                                        input_set |= (I40E_INSET_DMAC | I40E_INSET_SMAC);
-                               } else {
+                               } else if (!rte_is_zero_ether_addr(&eth_mask->src) ||
+                                          !rte_is_zero_ether_addr(&eth_mask->dst)) {
                                        rte_flow_error_set(error, EINVAL,
                                                      RTE_FLOW_ERROR_TYPE_ITEM,
                                                      item,