Author: Amitoj Kaur Chawla <amitoj1606@gmail.com> for_each_child_of_node() performs an of_node_get() on each iteration, so before breaking out of the loop an of_node_put() is required. Found using Coccinelle. The semantic patch used for this is as follows: // @@ expression e; local idexpression child; @@ for_each_child_of_node(root, child) { … when != of_node_put(child) when != e = child …