media: i2c: ad9389b: convert to i2c_new_dummy_device

Move from i2c_new_dummy() to i2c_new_dummy_device(), so we now get an
ERRPTR which we use in error handling.

Signed-off-by: Wolfram Sang <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/i2c/ad9389b.c

···
 	v4l2_dbg(1, debug, sd, "reg 0x41 0x%x, chip version (reg 0x00) 0x%x\n",
 		 ad9389b_rd(sd, 0x41), state->chip_revision);
 
-	state->edid_i2c_client = i2c_new_dummy(client->adapter, (0x7e>>1));
-	if (state->edid_i2c_client == NULL) {
+	state->edid_i2c_client = i2c_new_dummy_device(client->adapter, (0x7e >> 1));
+	if (IS_ERR(state->edid_i2c_client)) {
 		v4l2_err(sd, "failed to register edid i2c client\n");
-		err = -ENOMEM;
+		err = PTR_ERR(state->edid_i2c_client);
 		goto err_entity;
 	}