drm_of_panel_bridge_remove() uses of_graph_get_remote_node() to get a device_node but does not put the node reference.
Fixes: c70087e8f16f ("drm/drm_of: add drm_of_panel_bridge_remove function") Cc: stable@vger.kernel.org # v4.15 Signed-off-by: Luca Ceresoli luca.ceresoli@bootlin.com --- include/drm/drm_of.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h index 7f0256dae3f1..f3e55ea2174c 100644 --- a/include/drm/drm_of.h +++ b/include/drm/drm_of.h @@ -5,6 +5,7 @@ #include <linux/err.h> #include <linux/of_graph.h> #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) +#include <linux/of.h> #include <drm/drm_bridge.h> #endif
@@ -173,6 +174,8 @@ static inline int drm_of_panel_bridge_remove(const struct device_node *np, bridge = of_drm_find_bridge(remote); drm_panel_bridge_remove(bridge);
+ of_node_put(remote); + return 0; #else return -EINVAL;