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dsa: do not support ndo_get_phys_port_name for non-legacy ports

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Since each non-legacy slave has its own devlink port instance
correctly set, rely on devlink core to generate correct phys port name.

Signed-off-by: Jiri Pirko <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Jiri Pirko 2019-03-28 13:56:44 +01:00 • committed by David S. Miller
commit d484210bf7
1 changed files with 7 additions and 0 deletions
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7
net/dsa/slave.c
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@ -736,6 +736,13 @@ static int dsa_slave_get_phys_port_name(struct net_device *dev,
{
struct dsa_port *dp = dsa_slave_to_port(dev);
/* For non-legacy ports, devlink is used and it takes
* care of the name generation. This ndo implementation
* should be removed with legacy support.
*/
if (dp->ds->devlink)
return -EOPNOTSUPP;
if (snprintf(name, len, "p%d", dp->index) >= len)
return -EINVAL;