Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Conflicts:

drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
  6e9d51b1a5cb ("net/mlx5e: Initialize link speed to zero")
  1bffcea42926 ("net/mlx5e: Add devlink hairpin queues parameters")
https://lore.kernel.org/all/20230324120623.4ebbc66f@canb.auug.org.au/
https://lore.kernel.org/all/20230321211135.47711-1-saeed@kernel.org/

Adjacent changes:

drivers/net/phy/phy.c
  323fe43cf9ae ("net: phy: Improved PHY error reporting in state machine")
  4203d84032e2 ("net: phy: Ensure state transitions are processed from phy_stop()")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 43 insertions, 25 deletions

diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
index 0f392f59b135..7a24c1444ace 100644
--- a/drivers/interconnect/core.c
+++ b/drivers/interconnect/core.c
@@ -850,6 +850,10 @@ void icc_node_destroy(int id)
 
 	mutex_unlock(&icc_lock);
 
+	if (!node)
+		return;
+
+	kfree(node->links);
 	kfree(node);
 }
 EXPORT_SYMBOL_GPL(icc_node_destroy);
@@ -1029,54 +1033,68 @@ int icc_nodes_remove(struct icc_provider *provider)
 EXPORT_SYMBOL_GPL(icc_nodes_remove);
 
 /**
- * icc_provider_add() - add a new interconnect provider
- * @provider: the interconnect provider that will be added into topology
+ * icc_provider_init() - initialize a new interconnect provider
+ * @provider: the interconnect provider to initialize
+ *
+ * Must be called before adding nodes to the provider.
+ */
+void icc_provider_init(struct icc_provider *provider)
+{
+	WARN_ON(!provider->set);
+
+	INIT_LIST_HEAD(&provider->nodes);
+}
+EXPORT_SYMBOL_GPL(icc_provider_init);
+
+/**
+ * icc_provider_register() - register a new interconnect provider
+ * @provider: the interconnect provider to register
  *
  * Return: 0 on success, or an error code otherwise
  */
-int icc_provider_add(struct icc_provider *provider)
+int icc_provider_register(struct icc_provider *provider)
 {
-	if (WARN_ON(!provider->set))
-		return -EINVAL;
 	if (WARN_ON(!provider->xlate && !provider->xlate_extended))
 		return -EINVAL;
 
 	mutex_lock(&icc_lock);
-
-	INIT_LIST_HEAD(&provider->nodes);
 	list_add_tail(&provider->provider_list, &icc_providers);
-
 	mutex_unlock(&icc_lock);
 
-	dev_dbg(provider->dev, "interconnect provider added to topology\n");
+	dev_dbg(provider->dev, "interconnect provider registered\n");
 
 	return 0;
 }
-EXPORT_SYMBOL_GPL(icc_provider_add);
+EXPORT_SYMBOL_GPL(icc_provider_register);
 
 /**
- * icc_provider_del() - delete previously added interconnect provider
- * @provider: the interconnect provider that will be removed from topology
+ * icc_provider_deregister() - deregister an interconnect provider
+ * @provider: the interconnect provider to deregister
  */
-void icc_provider_del(struct icc_provider *provider)
+void icc_provider_deregister(struct icc_provider *provider)
 {
 	mutex_lock(&icc_lock);
-	if (provider->users) {
-		pr_warn("interconnect provider still has %d users\n",
-			provider->users);
-		mutex_unlock(&icc_lock);
-		return;
-	}
-
-	if (!list_empty(&provider->nodes)) {
-		pr_warn("interconnect provider still has nodes\n");
-		mutex_unlock(&icc_lock);
-		return;
-	}
+	WARN_ON(provider->users);
 
 	list_del(&provider->provider_list);
 	mutex_unlock(&icc_lock);
 }
+EXPORT_SYMBOL_GPL(icc_provider_deregister);
+
+int icc_provider_add(struct icc_provider *provider)
+{
+	icc_provider_init(provider);
+
+	return icc_provider_register(provider);
+}
+EXPORT_SYMBOL_GPL(icc_provider_add);
+
+void icc_provider_del(struct icc_provider *provider)
+{
+	WARN_ON(!list_empty(&provider->nodes));
+
+	icc_provider_deregister(provider);
+}
 EXPORT_SYMBOL_GPL(icc_provider_del);
 
 static const struct of_device_id __maybe_unused ignore_list[] = {