diff --git a/drivers/media/dvb-frontends/tda10071.c b/drivers/media/dvb-frontends/tda10071.c
index 710362916f83c4f5f67f96496f809c415c65abb0..02f9234a540029e09ee105e89c064855330c7268 100644
--- a/drivers/media/dvb-frontends/tda10071.c
+++ b/drivers/media/dvb-frontends/tda10071.c
@@ -30,7 +30,7 @@ static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
 	u8 buf[len+1];
 	struct i2c_msg msg[1] = {
 		{
-			.addr = priv->cfg.i2c_address,
+			.addr = priv->cfg.demod_i2c_addr,
 			.flags = 0,
 			.len = sizeof(buf),
 			.buf = buf,
@@ -59,12 +59,12 @@ static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
 	u8 buf[len];
 	struct i2c_msg msg[2] = {
 		{
-			.addr = priv->cfg.i2c_address,
+			.addr = priv->cfg.demod_i2c_addr,
 			.flags = 0,
 			.len = 1,
 			.buf = &reg,
 		}, {
-			.addr = priv->cfg.i2c_address,
+			.addr = priv->cfg.demod_i2c_addr,
 			.flags = I2C_M_RD,
 			.len = sizeof(buf),
 			.buf = buf,
@@ -1202,6 +1202,18 @@ struct dvb_frontend *tda10071_attach(const struct tda10071_config *config,
 		goto error;
 	}
 
+	/* make sure demod i2c address is specified */
+	if (!config->demod_i2c_addr) {
+		dev_dbg(&i2c->dev, "%s: invalid demod i2c address!\n", __func__);
+		goto error;
+	}
+
+	/* make sure tuner i2c address is specified */
+	if (!config->tuner_i2c_addr) {
+		dev_dbg(&i2c->dev, "%s: invalid tuner i2c address!\n", __func__);
+		goto error;
+	}
+
 	/* setup the priv */
 	priv->i2c = i2c;
 	memcpy(&priv->cfg, config, sizeof(struct tda10071_config));
diff --git a/drivers/media/dvb-frontends/tda10071.h b/drivers/media/dvb-frontends/tda10071.h
index a20d5c41e0481fe16b6be6782ca50dc80c6d5c52..bff1c38df8026e98390fb21d74503635008ff807 100644
--- a/drivers/media/dvb-frontends/tda10071.h
+++ b/drivers/media/dvb-frontends/tda10071.h
@@ -28,10 +28,10 @@ struct tda10071_config {
 	 * Default: none, must set
 	 * Values: 0x55,
 	 */
-	u8 i2c_address;
+	u8 demod_i2c_addr;
 
 	/* Tuner I2C address.
-	 * Default: 0x14
+	 * Default: none, must set
 	 * Values: 0x14, 0x54, ...
 	 */
 	u8 tuner_i2c_addr;
diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c
index cf84c534f005fa3483d8e6575f7b07fcb0b66253..a1aae563373928daa406d875c256236edbc4aa95 100644
--- a/drivers/media/pci/cx23885/cx23885-dvb.c
+++ b/drivers/media/pci/cx23885/cx23885-dvb.c
@@ -662,7 +662,7 @@ static struct mt2063_config terratec_mt2063_config[] = {
 };
 
 static const struct tda10071_config hauppauge_tda10071_config = {
-	.i2c_address = 0x05,
+	.demod_i2c_addr = 0x05,
 	.tuner_i2c_addr = 0x54,
 	.i2c_wr_max = 64,
 	.ts_mode = TDA10071_TS_SERIAL,
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index 63f2e7070c005d8ed05af171bd1d80c6006295f4..e8008810b60c3ce116c42b499b6506c321c70416 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -714,7 +714,8 @@ static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
 };
 
 static const struct tda10071_config em28xx_tda10071_config = {
-	.i2c_address = 0x55, /* (0xaa >> 1) */
+	.demod_i2c_addr = 0x55, /* (0xaa >> 1) */
+	.tuner_i2c_addr = 0x14,
 	.i2c_wr_max = 64,
 	.ts_mode = TDA10071_TS_SERIAL,
 	.spec_inv = 0,