V4L/DVB (11992): Add missing __devexit_p()

Add missing __devexit_p() to several drivers. Also add a few missing
__init, __devinit and __exit markers. These errors could result in
build failures depending on the kernel configuration.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/bt8xx/bt878.c b/drivers/media/dvb/bt8xx/bt878.c
index 56d8fab..a24c125 100644
--- a/drivers/media/dvb/bt8xx/bt878.c
+++ b/drivers/media/dvb/bt8xx/bt878.c
@@ -508,12 +508,6 @@
 	pci_set_master(dev);
 	pci_set_drvdata(dev, bt);
 
-/*        if(init_bt878(btv) < 0) {
-		bt878_remove(dev);
-		return -EIO;
-	}
-*/
-
 	if ((result = bt878_mem_alloc(bt))) {
 		printk(KERN_ERR "bt878: failed to allocate memory!\n");
 		goto fail2;
@@ -579,7 +573,7 @@
       .name	= "bt878",
       .id_table = bt878_pci_tbl,
       .probe	= bt878_probe,
-      .remove	= bt878_remove,
+      .remove	= __devexit_p(bt878_remove),
 };
 
 static int bt878_pci_driver_registered;