From: Inki Dae Date: Mon, 3 Jul 2017 17:42:17 +0900 Subject: drm/bridge: change return type of drm_bridge_add function Git-commit: 9928688492aea161eeeaad7af34f372794cb2f53 Patch-mainline: v4.15-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 This patch changes return type of drm_bridge_add function. This function never return negative value but returns only 0. So it changes the return type of this function to void one. Signed-off-by: Inki Dae Signed-off-by: Archit Taneja Link: https://patchwork.freedesktop.org/patch/msgid/1499071350-25168-2-git-send-email-inki.dae@samsung.com Acked-by: Petr Tesarik --- drivers/gpu/drm/drm_bridge.c | 7 +------ include/drm/drm_bridge.h | 2 +- 2 files changed, 2 insertions(+), 7 deletions(-) --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -67,17 +67,12 @@ static LIST_HEAD(bridge_list); * drm_bridge_add - add the given bridge to the global bridge list * * @bridge: bridge control structure - * - * RETURNS: - * Unconditionally returns Zero. */ -int drm_bridge_add(struct drm_bridge *bridge) +void drm_bridge_add(struct drm_bridge *bridge) { mutex_lock(&bridge_lock); list_add_tail(&bridge->list, &bridge_list); mutex_unlock(&bridge_lock); - - return 0; } EXPORT_SYMBOL(drm_bridge_add); --- a/include/drm/drm_bridge.h +++ b/include/drm/drm_bridge.h @@ -245,7 +245,7 @@ struct drm_bridge { void *driver_private; }; -int drm_bridge_add(struct drm_bridge *bridge); +void drm_bridge_add(struct drm_bridge *bridge); void drm_bridge_remove(struct drm_bridge *bridge); struct drm_bridge *of_drm_find_bridge(struct device_node *np); int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge,