net/mlx5: Change ENOTSUPP to EOPNOTSUPP

As ENOTSUPP is specific to NFS, change the return error value to
EOPNOTSUPP in various places in the mlx5 driver.

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Suggested-by: Yotam Gigi <yotamg@mellanox.com>
Reviewed-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
12 files changed