diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c
index 1ed88f3abe61084cc661a188afd829e2f54e0d79..70c65a745923f088b96e2e8d0da59e3f7865ef25 100644
--- a/drivers/media/radio/dsbr100.c
+++ b/drivers/media/radio/dsbr100.c
@@ -493,7 +493,7 @@ static int usb_dsbr100_probe(struct usb_interface *intf,
 	radio->usbdev = interface_to_usbdev(intf);
 	radio->curfreq = FREQ_MIN*FREQ_MUL;
 	video_set_drvdata(radio->videodev, radio);
-	if (video_register_device(radio->videodev, VFL_TYPE_RADIO,radio_nr)) {
+	if (video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr) < 0) {
 		warn("Could not register video device");
 		video_device_release(radio->videodev);
 		kfree(radio->transfer_buffer);
diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c
index eba9209b30240a3212d707da8bb3e79f54d67f9f..1f064f4b32df6945c0d20262471784ddb94f7204 100644
--- a/drivers/media/radio/radio-aimslab.c
+++ b/drivers/media/radio/radio-aimslab.c
@@ -426,8 +426,7 @@ static int __init rtrack_init(void)
 
 	rtrack_radio.priv=&rtrack_unit;
 
-	if(video_register_device(&rtrack_radio, VFL_TYPE_RADIO, radio_nr)==-1)
-	{
+	if (video_register_device(&rtrack_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io, 2);
 		return -EINVAL;
 	}
diff --git a/drivers/media/radio/radio-aztech.c b/drivers/media/radio/radio-aztech.c
index 3fe5504428c5b0099fa7aeba0a99bf91c509a4b8..628c689e3ffe1779c422bdbc11883207a15d7c9e 100644
--- a/drivers/media/radio/radio-aztech.c
+++ b/drivers/media/radio/radio-aztech.c
@@ -394,8 +394,7 @@ static int __init aztech_init(void)
 	mutex_init(&lock);
 	aztech_radio.priv=&aztech_unit;
 
-	if(video_register_device(&aztech_radio, VFL_TYPE_RADIO, radio_nr)==-1)
-	{
+	if (video_register_device(&aztech_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io,2);
 		return -EINVAL;
 	}
diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c
index 6166e726ed7203908adcd908be14199452c744aa..04c3698d32e4b77e3b28f81d104b0dcbe23dfe59 100644
--- a/drivers/media/radio/radio-cadet.c
+++ b/drivers/media/radio/radio-cadet.c
@@ -682,7 +682,7 @@ static int __init cadet_init(void)
 	}
 	if (!request_region(io,2,"cadet"))
 		goto fail;
-	if(video_register_device(&cadet_radio,VFL_TYPE_RADIO,radio_nr)==-1) {
+	if (video_register_device(&cadet_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io,2);
 		goto fail;
 	}
diff --git a/drivers/media/radio/radio-gemtek-pci.c b/drivers/media/radio/radio-gemtek-pci.c
index 36e754e3ffb2011cbdba08e88cdfce11cab7ec0f..5cd7f032298d28e1af01a35342b9f332f8e9faa7 100644
--- a/drivers/media/radio/radio-gemtek-pci.c
+++ b/drivers/media/radio/radio-gemtek-pci.c
@@ -425,7 +425,7 @@ static int __devinit gemtek_pci_probe( struct pci_dev *pci_dev, const struct pci
 	}
 	*devradio = vdev_template;
 
-	if ( video_register_device( devradio, VFL_TYPE_RADIO , nr_radio) == -1 ) {
+	if (video_register_device(devradio, VFL_TYPE_RADIO, nr_radio) < 0) {
 		kfree( devradio );
 		goto err_video;
 	}
diff --git a/drivers/media/radio/radio-gemtek.c b/drivers/media/radio/radio-gemtek.c
index 2b1a6221de6d5f2108ff8ad0aaab04e515082002..0a0f956bb308387dc7c9334f150bef5b855448b9 100644
--- a/drivers/media/radio/radio-gemtek.c
+++ b/drivers/media/radio/radio-gemtek.c
@@ -612,8 +612,7 @@ static int __init gemtek_init(void)
 
 	gemtek_radio.priv = &gemtek_unit;
 
-	if (video_register_device(&gemtek_radio, VFL_TYPE_RADIO,
-		radio_nr) == -1) {
+	if (video_register_device(&gemtek_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io, 1);
 		return -EBUSY;
 	}
diff --git a/drivers/media/radio/radio-maestro.c b/drivers/media/radio/radio-maestro.c
index 0ada1c697e8a4834690ee2b442dcb87128f694fc..9ef0a763eeb72a54570324a7b3112a549cdfdcb6 100644
--- a/drivers/media/radio/radio-maestro.c
+++ b/drivers/media/radio/radio-maestro.c
@@ -409,8 +409,7 @@ static int __devinit maestro_probe(struct pci_dev *pdev,
 	video_set_drvdata(maestro_radio_inst, radio_unit);
 	pci_set_drvdata(pdev, maestro_radio_inst);
 
-	retval = video_register_device(maestro_radio_inst, VFL_TYPE_RADIO,
-		radio_nr);
+	retval = video_register_device(maestro_radio_inst, VFL_TYPE_RADIO, radio_nr);
 	if (retval) {
 		printk(KERN_ERR "can't register video device!\n");
 		goto errfr1;
diff --git a/drivers/media/radio/radio-maxiradio.c b/drivers/media/radio/radio-maxiradio.c
index e210da16156664bfa4c4a60a4049ae10b96322d0..0cc6fcb041fd9773c56088ed50de1406f8030a27 100644
--- a/drivers/media/radio/radio-maxiradio.c
+++ b/drivers/media/radio/radio-maxiradio.c
@@ -410,7 +410,7 @@ static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_d
 	mutex_init(&radio_unit.lock);
 	maxiradio_radio.priv = &radio_unit;
 
-	if (video_register_device(&maxiradio_radio, VFL_TYPE_RADIO, radio_nr)==-1) {
+	if (video_register_device(&maxiradio_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		printk("radio-maxiradio: can't register device!");
 		goto err_out_free_region;
 	}
diff --git a/drivers/media/radio/radio-rtrack2.c b/drivers/media/radio/radio-rtrack2.c
index e2dde0807268374f404db090b6c0b412548d0b40..6d820e2481e7cc0e9e8b1d02a93f974289e35ce5 100644
--- a/drivers/media/radio/radio-rtrack2.c
+++ b/drivers/media/radio/radio-rtrack2.c
@@ -332,8 +332,7 @@ static int __init rtrack2_init(void)
 	rtrack2_radio.priv=&rtrack2_unit;
 
 	spin_lock_init(&lock);
-	if(video_register_device(&rtrack2_radio, VFL_TYPE_RADIO, radio_nr)==-1)
-	{
+	if (video_register_device(&rtrack2_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io, 4);
 		return -EINVAL;
 	}
diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c
index bb5d92f104af000177afab5c202652adafc7a0f8..0d478f54a90770810198a3e14551ac287b807353 100644
--- a/drivers/media/radio/radio-sf16fmi.c
+++ b/drivers/media/radio/radio-sf16fmi.c
@@ -377,7 +377,7 @@ static int __init fmi_init(void)
 
 	mutex_init(&lock);
 
-	if (video_register_device(&fmi_radio, VFL_TYPE_RADIO, radio_nr) == -1) {
+	if (video_register_device(&fmi_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io, 2);
 		return -EINVAL;
 	}
diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c
index a4984ff87c9c8328bd7e59b92022adf994d74430..16c7ef20265c4c34e3782baead264700797923dd 100644
--- a/drivers/media/radio/radio-si470x.c
+++ b/drivers/media/radio/radio-si470x.c
@@ -1694,8 +1694,8 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
 	INIT_DELAYED_WORK(&radio->work, si470x_work);
 
 	/* register video device */
-	if (video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr)) {
-		retval = -EIO;
+	retval = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr);
+	if (retval) {
 		printk(KERN_WARNING DRIVER_NAME
 				": Could not register video device\n");
 		goto err_all;
diff --git a/drivers/media/radio/radio-terratec.c b/drivers/media/radio/radio-terratec.c
index cefa44fc5aed84a42900591d99ac40a0878012fc..0876fecc5f275de8bf61bf1ab5d3713c90349c0f 100644
--- a/drivers/media/radio/radio-terratec.c
+++ b/drivers/media/radio/radio-terratec.c
@@ -405,8 +405,7 @@ static int __init terratec_init(void)
 
 	spin_lock_init(&lock);
 
-	if(video_register_device(&terratec_radio, VFL_TYPE_RADIO, radio_nr)==-1)
-	{
+	if (video_register_device(&terratec_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io,2);
 		return -EINVAL;
 	}
diff --git a/drivers/media/radio/radio-trust.c b/drivers/media/radio/radio-trust.c
index d70172d23edb431f0460dbecd2a562a740a28e9e..193161956253422121f906d46729013c114716a4 100644
--- a/drivers/media/radio/radio-trust.c
+++ b/drivers/media/radio/radio-trust.c
@@ -378,8 +378,7 @@ static int __init trust_init(void)
 		printk(KERN_ERR "trust: port 0x%x already in use\n", io);
 		return -EBUSY;
 	}
-	if(video_register_device(&trust_radio, VFL_TYPE_RADIO, radio_nr)==-1)
-	{
+	if (video_register_device(&trust_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io, 2);
 		return -EINVAL;
 	}
diff --git a/drivers/media/radio/radio-zoltrix.c b/drivers/media/radio/radio-zoltrix.c
index 9f17a332fa1173b5efa41dd298b84d614d6216e6..51d57ed3b3e12a5db805f09cb93acc9c39560e7c 100644
--- a/drivers/media/radio/radio-zoltrix.c
+++ b/drivers/media/radio/radio-zoltrix.c
@@ -446,8 +446,7 @@ static int __init zoltrix_init(void)
 		return -EBUSY;
 	}
 
-	if (video_register_device(&zoltrix_radio, VFL_TYPE_RADIO, radio_nr) == -1)
-	{
+	if (video_register_device(&zoltrix_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
 		release_region(io, 2);
 		return -EINVAL;
 	}