mlx4: VF is not allowed to perform dump stats

In multifunction mode - DUMP_STATS command is not executed
for VFs.

Signed-off-by: Eugenia Emantayev <eugenia@mellanox.co.il>
Reviewed-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c
index 88b52e547524..1a551d69ddcb 100644
--- a/drivers/net/ethernet/mellanox/mlx4/port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/port.c
@@ -898,6 +898,8 @@ int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
                                 struct mlx4_cmd_mailbox *outbox,
                                 struct mlx4_cmd_info *cmd)
 {
+        if (slave != dev->caps.function)
+                return 0;
         return mlx4_common_dump_eth_stats(dev, slave,
                                           vhcr->in_modifier, outbox);
 }