Move away from the to-be-removed i2c_new_dummy() to i2c_new_dummy_device(). So, we now get an ERRPTR which we use in error handling by printing the error code. To keep the rest of the driver logic as is, internally a NULL ptr is still kept.
Signed-off-by: Wolfram Sang <[email protected]> --- Only build tested. drivers/media/i2c/adv7842.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c index 11ab2df02dc7..ffc3d174c4a1 100644 --- a/drivers/media/i2c/adv7842.c +++ b/drivers/media/i2c/adv7842.c @@ -3400,9 +3400,12 @@ static struct i2c_client *adv7842_dummy_client(struct v4l2_subdev *sd, const cha return NULL; } - cp = i2c_new_dummy(client->adapter, io_read(sd, io_reg) >> 1); - if (!cp) - v4l2_err(sd, "register %s on i2c addr 0x%x failed\n", desc, addr); + cp = i2c_new_dummy_device(client->adapter, io_read(sd, io_reg) >> 1); + if (IS_ERR(cp)) { + v4l2_err(sd, "register %s on i2c addr 0x%x failed with %ld\n", + desc, addr, PTR_ERR(cp)); + cp = NULL; + } return cp; } -- 2.20.1
