From: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> Links are validated along the pipeline which is about to start streaming. Not all the pads in entities that are traversed along that pipeline are part of the pipeline, however. Skip the link validation for such pads. Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> --- drivers/media/media-entity.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c index 12d9fc9ee02f38f2..0395d58b2e233d88 100644 --- a/drivers/media/media-entity.c +++ b/drivers/media/media-entity.c @@ -493,6 +493,11 @@ __must_check int __media_pipeline_start(struct media_pad *pad, struct media_pad *other_pad = link->sink->entity == entity ? link->sink : link->source; + /* Ignore pads to which there is no route. */ + if (!media_entity_has_route(entity, pad->index, + other_pad->index)) + continue; + /* Mark that a pad is connected by a link. */ bitmap_clear(has_no_links, other_pad->index, 1); -- 2.18.0