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[media] tea6415c: return -EIO if i2c_check_functionality fails 

If the adapter does not support I2C_FUNC_SMBUS_WRITE_BYTE,
return -EIO instead of 0.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Axel Lin 2010-11-01 06:25:39 -03:00 committed by Mauro Carvalho Chehab
parent 1ce6a14335
commit 76e4a9a716
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/tea6415c.c
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@ -148,7 +148,7 @@ static int tea6415c_probe(struct i2c_client *client,
/* let's see whether this adapter can support what we need */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WRITE_BYTE))
return 0;
return -EIO;
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);