V4L/DVB (10498): saa7146: the adapter class will be NULL when v4l2_subdev is used.

Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/saa7146_i2c.c

@@ -418,8 +418,7 @@ int saa7146_i2c_adapter_prepare(struct saa7146_dev *dev, struct i2c_adapter *i2c
 	dev->i2c_bitrate = bitrate;
 	saa7146_i2c_reset(dev);
 
-	if( NULL != i2c_adapter ) {
-		BUG_ON(!i2c_adapter->class);
+	if (i2c_adapter) {
 		i2c_set_adapdata(i2c_adapter, &dev->v4l2_dev);
 		i2c_adapter->dev.parent    = &dev->pci->dev;
 		i2c_adapter->algo	   = &saa7146_algo;