diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx4/alias_GUID.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/alias_GUID.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c index 0f00204d2ece..21cb41a60fe8 100644 --- a/drivers/infiniband/hw/mlx4/alias_GUID.c +++ b/drivers/infiniband/hw/mlx4/alias_GUID.c @@ -189,7 +189,7 @@ void mlx4_ib_notify_slaves_on_guid_change(struct mlx4_ib_dev *dev, { int i; u64 guid_indexes; - int slave_id; + int slave_id, slave_port; enum slave_port_state new_state; enum slave_port_state prev_state; __be64 tmp_cur_ag, form_cache_ag; @@ -217,6 +217,11 @@ void mlx4_ib_notify_slaves_on_guid_change(struct mlx4_ib_dev *dev, slave_id = (block_num * NUM_ALIAS_GUID_IN_REC) + i ; if (slave_id >= dev->dev->persist->num_vfs + 1) return; + + slave_port = mlx4_phys_to_slave_port(dev->dev, slave_id, port_num); + if (slave_port < 0) /* this port isn't available for the VF */ + continue; + tmp_cur_ag = *(__be64 *)&p_data[i * GUID_REC_SIZE]; form_cache_ag = get_cached_alias_guid(dev, port_num, (NUM_ALIAS_GUID_IN_REC * block_num) + i); |