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authorLeon Romanovsky <leonro@nvidia.com>2021-09-25 14:23:01 +0300
committerDavid S. Miller <davem@davemloft.net>2021-09-27 16:32:00 +0100
commitbd936bd53b2d9c326a2ba8e12438f57cd5b1fc8a (patch)
tree874e9ea592b56b68ca5344f95982449d5377302d /net/dsa/dsa2.c
parent6f0b1edd9ff15b948ad03661954aebf35dc0bfa7 (diff)
net: dsa: Move devlink registration to be last devlink command
This change prevents from users to access device before devlink is fully configured. Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa/dsa2.c')
-rw-r--r--net/dsa/dsa2.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index a020339e1973..8ca6a1170c9d 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -848,7 +848,6 @@ static int dsa_switch_setup(struct dsa_switch *ds)
dl_priv = devlink_priv(ds->devlink);
dl_priv->ds = ds;
- devlink_register(ds->devlink);
/* Setup devlink port instances now, so that the switch
* setup() can register regions etc, against the ports
*/
@@ -874,8 +873,6 @@ static int dsa_switch_setup(struct dsa_switch *ds)
if (err)
goto teardown;
- devlink_params_publish(ds->devlink);
-
if (!ds->slave_mii_bus && ds->ops->phy_read) {
ds->slave_mii_bus = mdiobus_alloc();
if (!ds->slave_mii_bus) {
@@ -891,7 +888,7 @@ static int dsa_switch_setup(struct dsa_switch *ds)
}
ds->setup = true;
-
+ devlink_register(ds->devlink);
return 0;
free_slave_mii_bus:
@@ -906,7 +903,6 @@ unregister_devlink_ports:
list_for_each_entry(dp, &ds->dst->ports, list)
if (dp->ds == ds)
dsa_port_devlink_teardown(dp);
- devlink_unregister(ds->devlink);
devlink_free(ds->devlink);
ds->devlink = NULL;
return err;
@@ -919,6 +915,9 @@ static void dsa_switch_teardown(struct dsa_switch *ds)
if (!ds->setup)
return;
+ if (ds->devlink)
+ devlink_unregister(ds->devlink);
+
if (ds->slave_mii_bus && ds->ops->phy_read) {
mdiobus_unregister(ds->slave_mii_bus);
mdiobus_free(ds->slave_mii_bus);
@@ -934,7 +933,6 @@ static void dsa_switch_teardown(struct dsa_switch *ds)
list_for_each_entry(dp, &ds->dst->ports, list)
if (dp->ds == ds)
dsa_port_devlink_teardown(dp);
- devlink_unregister(ds->devlink);
devlink_free(ds->devlink);
ds->devlink = NULL;
}