media: dvb: remove redundant assignment to variable bw

The variable bw is being initialized with a value that is
never read and it is being updated later with a new value.  The
initialization is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/dvb-frontends/cxd2880/cxd2880_top.c

@@ -685,7 +685,7 @@ static int cxd2880_set_ber_per_period_t(struct dvb_frontend *fe)
 	int ret;
 	struct cxd2880_priv *priv;
 	struct cxd2880_dvbt_tpsinfo info;
-	enum cxd2880_dtv_bandwidth bw = CXD2880_DTV_BW_1_7_MHZ;
+	enum cxd2880_dtv_bandwidth bw;
 	u32 pre_ber_rate = 0;
 	u32 post_ber_rate = 0;
 	u32 ucblock_rate = 0;