[media] qt1010: signedness bug in qt1010_init_meas1()

qt1010_init_meas2() returns zero on success and negative error codes on
failure so the return type should be int instead of u8.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/tuners/qt1010.c

@@ -288,7 +288,7 @@ static int qt1010_init_meas1(struct qt1010_priv *priv,
 	return qt1010_writereg(priv, 0x1e, 0x00);
 }
 
-static u8 qt1010_init_meas2(struct qt1010_priv *priv,
+static int qt1010_init_meas2(struct qt1010_priv *priv,
 			    u8 reg_init_val, u8 *retval)
 {
 	u8 i, val;