[media] cx24110: fix compiler warning

v4l-dvb-git/drivers/media/dvb/frontends/cx24110.c: In function ‘cx24110_read_ucblocks’:
v4l-dvb-git/drivers/media/dvb/frontends/cx24110.c:520:40: warning: value computed is not used [-Wunused-value]
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/cx24110.c

@@ -516,9 +516,9 @@ static int cx24110_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
 	if(cx24110_readreg(state,0x10)&0x40) {
 		/* the RS error counter has finished one counting window */
 		cx24110_writereg(state,0x10,0x60); /* select the byer reg */
-		cx24110_readreg(state, 0x12) |
+		(void)(cx24110_readreg(state, 0x12) |
 			(cx24110_readreg(state, 0x13) << 8) |
-			(cx24110_readreg(state, 0x14) << 16);
+			(cx24110_readreg(state, 0x14) << 16));
 		cx24110_writereg(state,0x10,0x70); /* select the bler reg */
 		state->lastbler=cx24110_readreg(state,0x12)|
 			(cx24110_readreg(state,0x13)<<8)|