iio:magnetometer:mag3110: Fix unreachable code

drivers/iio/magnetometer/mag3110.c:197 mag3110_read_raw()
info: ignoring unreachable code.

drivers/iio/magnetometer/mag3110.c
185 case IIO_CHAN_INFO_SCALE:
186 switch (chan->type) {
187 case IIO_MAGN:
188 *val = 0;
189 *val2 = 1000;
190 return IIO_VAL_INT_PLUS_MICRO;
191 case IIO_TEMP:
192 *val = 1000;
193 return IIO_VAL_INT;
194 default:
195 return -EINVAL;
196 }
197 return IIO_VAL_INT_PLUS_MICRO;
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

introduced by f9279d3a, mag3110: Scale factor missing

Signed-off-by: Peter Meerwald <[e-mail]>
Reported-by: Dan Carpenter <[e-mail]>
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/iio/magnetometer/mag3110.c

···
 		default:
 			return -EINVAL;
 		}
-		return IIO_VAL_INT_PLUS_MICRO;
 	case IIO_CHAN_INFO_SAMP_FREQ:
 		i = data->ctrl_reg1 >> MAG3110_CTRL_DR_SHIFT;
 		*val = mag3110_samp_freq[i][0];