V4L/DVB (4392): Fix dst_ca attach

Move the call to dst_attach into the dst_attach function to eliminate
problems caused with dvb_attach.

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Acked-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/bt8xx/dst_ca.c b/drivers/media/dvb/bt8xx/dst_ca.c
index c4ff1ab..df0f68f 100644
--- a/drivers/media/dvb/bt8xx/dst_ca.c
+++ b/drivers/media/dvb/bt8xx/dst_ca.c
@@ -699,12 +699,11 @@
 	.fops = &dst_ca_fops
 };
 
-ssize_t dst_ca_attach(struct dst_state *dst, struct dvb_adapter *dvb_adapter)
+void dst_ca_attach(struct dst_state *dst, struct dvb_adapter *dvb_adapter)
 {
 	struct dvb_device *dvbdev;
 	dprintk(verbose, DST_CA_ERROR, 1, "registering DST-CA device");
 	dvb_register_device(dvb_adapter, &dvbdev, &dvbdev_ca, dst, DVB_DEVICE_CA);
-	return 1; // must return non-zero for dvb_attach() to work
 }
 
 EXPORT_SYMBOL(dst_ca_attach);