[media] DVB: mxl5005s: handle new bandwidths by returning -EINVAL

drivers/media/common/tuners/mxl5005s.c: In function ‘mxl5005s_set_params’:
drivers/media/common/tuners/mxl5005s.c:4016: warning: enumeration value ‘BANDWIDTH_5_MHZ’ not handled in switch
drivers/media/common/tuners/mxl5005s.c:4016: warning: enumeration value ‘BANDWIDTH_10_MHZ’ not handled in switch
drivers/media/common/tuners/mxl5005s.c:4016: warning: enumeration value ‘BANDWIDTH_1_712_MHZ’ not handled in switch

Signed-off-by: Andreas Oberritter <obi@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/tuners/mxl5005s.c

@@ -4024,6 +4024,8 @@ static int mxl5005s_set_params(struct dvb_frontend *fe,
 			case BANDWIDTH_8_MHZ:
 				req_bw  = MXL5005S_BANDWIDTH_8MHZ;
 				break;
+			default:
+				return -EINVAL;
 			}
 		}