Re: [PATCH v2 3/5] drm/panel: of_drm_find_panel() return a counted reference
"Maxime Ripard" <[email protected]>
| Newsgroups | org.kernel.vger.linux-renesas-soc,dev.linux.lists.imx,dev.linux.lists.linux-sunxi,org.freedesktop.lists.dri-devel,org.infradead.lists.linux-rockchip,org.kernel.vger.linux-kernel,org.kernel.vger.linux-mips,org.kernel.vger.linux-samsung-soc,org.kernel.vger.linux-tegra |
|---|---|
| Message-ID | <[email protected]> |
On Mon, 13 Jul 2026 13:53:06 +0200, Albert Esteve wrote: > Callers of of_drm_find_panel() receive a pointer with no reference > held, creating a window where the panel device can be unregistered > and freed between the lookup and first use (e.g., drm_panel_prepare()). > > Fix the lookup function by acquiring a reference with drm_panel_get() > > [ ... ] Acked-by: Maxime Ripard <[email protected]> Thanks! Maxime