media_entity_graph_walk_next — Get the next entity in the graph
struct media_entity * media_entity_graph_walk_next ( | struct media_entity_graph * graph); |
Perform a depth-first traversal of the given media entities graph.
The graph structure must have been previously initialized with a call to
media_entity_graph_walk_start.
Return the next entity in the graph or NULL if the whole graph have been traversed.