From 6ae668cc19e8b18df28cd67b3448d9abd79284a4 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Sat, 25 Jan 2014 18:14:43 +0100 Subject: [PATCH] drm/i2c: tda998x: check the CEC device creation This patch checks if the CEC device is well created at intialization time. Tested-by: Russell King Acked-by: Russell King Signed-off-by: Jean-Francois Moine Signed-off-by: Russell King --- drivers/gpu/drm/i2c/tda998x_drv.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index e62082654e01..c37180abcc4b 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1144,6 +1144,8 @@ tda998x_encoder_init(struct i2c_client *client, priv->current_page = 0; priv->cec = i2c_new_dummy(client->adapter, 0x34); + if (!priv->cec) + return -ENODEV; priv->dpms = DRM_MODE_DPMS_OFF; encoder_slave->slave_priv = priv; -- 2.34.1