media: v4l2-subdev: Make media_entity_to_v4l2_subdev() const-aware

Retain the constness of the object in media_entity_to_v4l2_subdev(), by
switching to container_of_const().

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>

diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index e0bb58cb6d042068600da98a88d5f9cc8c2bb937..a37d9a847196b5f75ce6a119a7761be88bd5813f 100644 (file)
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -1103,7 +1103,7 @@ struct v4l2_subdev {
        typeof(ent) __me_sd_ent = (ent);                                \
                                                                        \
        __me_sd_ent ?                                                   \
-               container_of(__me_sd_ent, struct v4l2_subdev, entity) : \
+               container_of_const(__me_sd_ent, struct v4l2_subdev, entity) : \
                NULL;                                                   \
 })