Re: [PATCH 2/5] drm/bridge/panel: hold a reference to the wrapped panel

From: Maxime Ripard

Date: Fri Jun 26 2026 - 08:49:20 EST


On Fri, 26 Jun 2026 14:03:24 +0200, Albert Esteve wrote:
> drm_panel_bridge_add_typed() stores a pointer to the drm_panel it
> wraps, but never acquires a reference to it. If the panel device
> goes away while a panel_bridge still exists, the dangling pointer can
> be dereferenced through panel_bridge->panel.
>
>
> [ ... ]

Reviewed-by: Maxime Ripard <mripard@xxxxxxxxxx>

Thanks!
Maxime