ixgbevf: fix spoofed packets with random MAC

[deliverable/linux.git] / drivers / net / ethernet / intel / ixgbevf / vf.c

diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c b/drivers/net/ethernet/intel/ixgbevf/vf.c
index 427f3605cbfc8035f03910d564eeb5e707a5c58c..61a98f4c5746fbf9d76aa1467c4388b6f3574a2e 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/vf.c
+++ b/drivers/net/ethernet/intel/ixgbevf/vf.c
@@ -117,7 +117,9 @@ static s32 ixgbevf_reset_hw_vf(struct ixgbe_hw *hw)
            msgbuf[0] != (IXGBE_VF_RESET | IXGBE_VT_MSGTYPE_NACK))
                return IXGBE_ERR_INVALID_MAC_ADDR;
 
-       ether_addr_copy(hw->mac.perm_addr, addr);
+       if (msgbuf[0] == (IXGBE_VF_RESET | IXGBE_VT_MSGTYPE_ACK))
+               ether_addr_copy(hw->mac.perm_addr, addr);
+
        hw->mac.mc_filter_type = msgbuf[IXGBE_VF_MC_TYPE_WORD];
 
        return 0;