[media] rc-loopback: remove duplicate line

This patch just removes the second assignment "rc->priv = &loopdev;"
that happens a fews lines after the first one.
Signed-off-by: Michel Machado <michel@digirati.com.br>
CC: Mauro Carvalho Chehab <mchehab@infradead.org>
CC: "David Härdeman" <david@hardeman.nu>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/rc/rc-loopback.c

@@ -221,7 +221,6 @@ static int __init loop_init(void)
 	rc->s_idle		= loop_set_idle;
 	rc->s_learning_mode	= loop_set_learning_mode;
 	rc->s_carrier_report	= loop_set_carrier_report;
-	rc->priv		= &loopdev;
 
 	loopdev.txmask		= RXMASK_REGULAR;
 	loopdev.txcarrier	= 36000;