From mboxrd@z Thu Jan 1 00:00:00 1970 From: moinejf@free.fr (Jean-Francois Moine) Date: Sat, 25 Jan 2014 18:14:43 +0100 Subject: [PATCH v4 12/24] drm/i2c: tda998x: check the CEC device creation In-Reply-To: References: Message-ID: <20140125181443.7981862e@armhf> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch checks if the CEC device is well created at intialization time. Tested-by: Russell King Signed-off-by: Jean-Francois Moine --- 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 1adc794..a3ebc08 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1177,6 +1177,8 @@ tda998x_encoder_init(struct i2c_client *client, priv->current_page = 0xff; priv->hdmi = client; priv->cec = i2c_new_dummy(client->adapter, 0x34); + if (!priv->cec) + return -ENODEV; priv->dpms = DRM_MODE_DPMS_OFF; encoder_slave->slave_priv = priv; -- 1.8.5.3