1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index 540f57915d6f..0d5d7b5325e8 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -102,6 +102,10 @@ int efx_mcdi_init(struct efx_nic *efx)
                 netif_err(efx, probe, efx->net_dev,
                           "Host already registered with MCPU\n");
 
+        if (efx->mcdi->fn_flags &
+            (1 << MC_CMD_DRV_ATTACH_EXT_OUT_FLAG_PRIMARY))
+                efx->primary = efx;
+
         return 0;
 }