diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 6ae4cc860efedebdfdfc66babb7c683908417bd8..933eaef41eadd4b3be9e404924d22fb316c1bd70 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -3431,7 +3431,7 @@ static int radio_open(struct inode *inode, struct file *file)
 	dprintk("bttv: open minor=%d\n",minor);
 
 	for (i = 0; i < bttv_num; i++) {
-		if (bttvs[i].radio_dev->minor == minor) {
+		if (bttvs[i].radio_dev && bttvs[i].radio_dev->minor == minor) {
 			btv = &bttvs[i];
 			break;
 		}