[PATCH v3 12/24] drm/i2c: tda998x: check the CEC device creation
From: Jean-Francois Moine <hidden>
Date: 2014-01-19 19:01:24
Also in:
dri-devel, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds
This patch checks if the CEC device is well created at intialization time. Tested-by: Russell King <redacted> Signed-off-by: Jean-Francois Moine <redacted> --- 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