media: entity: Use dedicated data link iterator

Where iteration over links for an entity is clearly assuming that
all of those links are data links, use the new iterator to guarantee
that assumption is met.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/drivers/media/mc/mc-entity.c b/drivers/media/mc/mc-entity.c
index a247d567993053585265578414e4e3a15ab6e749..cebb905260d3f02ff7e33dc1867e6a84f4c7e2c6 100644 (file)
--- a/drivers/media/mc/mc-entity.c
+++ b/drivers/media/mc/mc-entity.c
@@ -450,7 +450,7 @@ __must_check int __media_pipeline_start(struct media_entity *entity,
                bitmap_zero(active, entity->num_pads);
                bitmap_fill(has_no_links, entity->num_pads);
 
-               list_for_each_entry(link, &entity->links, list) {
+               for_each_media_entity_data_link(entity, link) {
                        struct media_pad *pad = link->sink->entity == entity
                                                ? link->sink : link->source;
 
@@ -889,7 +889,7 @@ media_entity_find_link(struct media_pad *source, struct media_pad *sink)
 {
        struct media_link *link;
 
-       list_for_each_entry(link, &source->entity->links, list) {
+       for_each_media_entity_data_link(source->entity, link) {
                if (link->source->entity == source->entity &&
                    link->source->index == source->index &&
                    link->sink->entity == sink->entity &&
@@ -905,7 +905,7 @@ struct media_pad *media_entity_remote_pad(const struct media_pad *pad)
 {
        struct media_link *link;
 
-       list_for_each_entry(link, &pad->entity->links, list) {
+       for_each_media_entity_data_link(pad->entity, link) {
                if (!(link->flags & MEDIA_LNK_FL_ENABLED))
                        continue;