mlxsw: spectrum_span: Use a more fitting error code

ENOENT is suitable when an item is looked for in a collection and can't
be found. The failure here is actually a depletion of a resource, where
ENOBUFS is the more fitting error code.

Signed-off-by: Petr Machata <[email protected]>
Signed-off-by: Ido Schimmel <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
index adf1f789b1666870ece14f418cef04eb82118b33..e5f4f7620ab70bc7cd9bf46439b5f7ddec26fc16 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
@@ -924,7 +924,7 @@ int mlxsw_sp_span_mirror_add(struct mlxsw_sp_port *from,
 
        span_entry = mlxsw_sp_span_entry_get(mlxsw_sp, to_dev, ops, sparms);
        if (!span_entry)
-               return -ENOENT;
+               return -ENOBUFS;
 
        netdev_dbg(from->dev, "Adding inspected port to SPAN entry %d\n",
                   span_entry->id);