The .odev owner device will be handy to have around. Signed-off-by: Peter Rosin <peda@xxxxxxxxxx> --- drivers/gpu/drm/drm_bridge.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c index df084db33494..78d186b6831b 100644 --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -70,6 +70,9 @@ static LIST_HEAD(bridge_list); */ void drm_bridge_add(struct drm_bridge *bridge) { + if (WARN_ON(!bridge->odev)) + return; + mutex_lock(&bridge_lock); list_add_tail(&bridge->list, &bridge_list); mutex_unlock(&bridge_lock); @@ -115,6 +118,9 @@ int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge, if (!encoder || !bridge) return -EINVAL; + if (WARN_ON(!bridge->odev)) + return -EINVAL; + if (previous && (!previous->dev || previous->encoder != encoder)) return -EINVAL; -- 2.11.0 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html