[PATCH v2 4/6] drm/of: Make drm_of_find_panel_or_bridge() fail when the device is disabled

There's no point searching for a drm_bridge or drm_panel if the OF node we're pointing has a status property that is not "okay" or "ok". Just return -ENODEV in this case.

Signed-off-by: Boris Brezillon boris.brezillon@bootlin.com --- drivers/gpu/drm/drm_of.c | 5 +++++ 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index f413fae6f6dc..f8c1da95c63f 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -238,6 +238,11 @@ int drm_of_find_panel_or_bridge(const struct device_node *np, if (!remote) return -ENODEV;

+ if (!of_device_is_available(remote)) { + of_node_put(remote); + return -ENODEV; + } + if (panel) { struct drm_panel *tmp_panel;