diff options
| -rw-r--r-- | drivers/gpu/drm/drm_bridge.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c index f612d486cad0..64aa69dcf46f 100644 --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -1529,19 +1529,17 @@ EXPORT_SYMBOL(of_drm_find_and_get_bridge); */ struct drm_bridge *of_drm_find_bridge(struct device_node *np) { - struct drm_bridge *bridge; - - mutex_lock(&bridge_lock); + struct drm_bridge *bridge = of_drm_find_and_get_bridge(np); - list_for_each_entry(bridge, &bridge_list, list) { - if (bridge->of_node == np) { - mutex_unlock(&bridge_lock); - return bridge; - } - } + /* + * We need to emulate the original semantics of + * of_drm_find_bridge(), which was not getting any bridge + * reference. Being now based on of_drm_find_and_get_bridge() which + * gets a reference, put it before returning. + */ + drm_bridge_put(bridge); - mutex_unlock(&bridge_lock); - return NULL; + return bridge; } EXPORT_SYMBOL(of_drm_find_bridge); #endif |