drm/bridge: panel: drm_panel_bridge_remove: warn when called on non-panel bridge

This function is for panel_bridge instances only. The silent return when
invoked on other bridges might hide actual errors, so avoid them to go
unnoticed.

Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250214-drm-assorted-cleanups-v7-4-88ca5827d7af@bootlin.com

drivers/gpu/drm/bridge/panel.c

@@ -322,8 +322,10 @@ void drm_panel_bridge_remove(struct drm_bridge *bridge)
 	if (!bridge)
 		return;
 
-	if (!drm_bridge_is_panel(bridge))
+	if (!drm_bridge_is_panel(bridge)) {
+		drm_warn(bridge->dev, "%s: called on non-panel bridge!\n", __func__);
 		return;
+	}
 
 	panel_bridge = drm_bridge_to_panel_bridge(bridge);