1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index fa6dc870adae..364d4b6937f5 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -282,6 +282,8 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
                 props->sig_guard_cap = IB_GUARD_T10DIF_CRC |
                                        IB_GUARD_T10DIF_CSUM;
         }
+        if (flags & MLX5_DEV_CAP_FLAG_BLOCK_MCAST)
+                props->device_cap_flags |= IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;
 
         props->vendor_id           = be32_to_cpup((__be32 *)(out_mad->data + 36)) &
                 0xffffff;