Quoting Philip Chen (2021-09-14 16:28:44) > diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c > index e340af381e05..8d3e7a147170 100644 > --- a/drivers/gpu/drm/bridge/parade-ps8640.c > +++ b/drivers/gpu/drm/bridge/parade-ps8640.c > @@ -368,6 +396,12 @@ static int ps8640_probe(struct i2c_client *client) > > ps_bridge->page[PAGE0_DP_CNTL] = client; > > + ps_bridge->regmap[PAGE0_DP_CNTL] = devm_regmap_init_i2c(client, ps8640_regmap_config); > + if (IS_ERR(ps_bridge->regmap[PAGE0_DP_CNTL])) { > + return dev_err_probe(dev, PTR_ERR(ps_bridge->regmap[PAGE0_DP_CNTL]), > + "Error initting page 0 regmap\n"); This one also doesn't return -EPROBE_DEFER? The dev_err_probe() should really only be used on "get" style APIs that can defer. > + } > + > for (i = 1; i < ARRAY_SIZE(ps_bridge->page); i++) { > ps_bridge->page[i] = devm_i2c_new_dummy_device(&client->dev, > client->adapter,