Messages in this thread Patch in this message | | | From | Frank Rowand <> | Subject | [PATCH 6/7] of: add consistency check to of_node_release() | Date | Mon, 13 Feb 2023 12:57:01 -0600 |
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Add an additional consistency check to of_node_release(), which is called when the reference count of a devicetree node is decremented to zero. The node's children should have been deleted before the node is deleted so check that no children exist.
Signed-off-by: Frank Rowand <frowand.list@gmail.com> --- drivers/of/dynamic.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c index dbcbc41f3465..657a65006056 100644 --- a/drivers/of/dynamic.c +++ b/drivers/of/dynamic.c @@ -377,6 +377,10 @@ void of_node_release(struct kobject *kobj) __func__, node); } + if (node->child) + pr_err("ERROR: %s() unexpected children for %pOF/%s\n", + __func__, node->parent, node->full_name); + property_list_free(node->properties); property_list_free(node->deadprops); fwnode_links_purge(of_fwnode_handle(node)); -- Frank Rowand <frowand.list@gmail.com>
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