ASoC: wcd9335: remove redundant tests

cppcheck warning:

sound/soc/codecs/wcd9335.c:1810:23: style: Condition 'tx_port>=4' is
always true [knownConditionTrueFalse]
  } else if ((tx_port >= 4) && (tx_port < 8)) {
                      ^

sound/soc/codecs/wcd9335.c:1806:15: note: Assuming that condition
'tx_port<4' is not redundant
  if (tx_port < 4) {
              ^
sound/soc/codecs/wcd9335.c:1810:23: note: Condition 'tx_port>=4' is
always true
  } else if ((tx_port >= 4) && (tx_port < 8)) {
                      ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>

Author: plbossart

sound/soc/codecs/wcd9335.c

@@ -1807,11 +1807,11 @@ static int wcd9335_set_decimator_rate(struct snd_soc_dai *dai,
 			tx_port_reg = WCD9335_CDC_IF_ROUTER_TX_MUX_CFG0;
 			shift = (tx_port << 1);
 			shift_val = 0x03;
-		} else if ((tx_port >= 4) && (tx_port < 8)) {
+		} else if (tx_port < 8) {
 			tx_port_reg = WCD9335_CDC_IF_ROUTER_TX_MUX_CFG1;
 			shift = ((tx_port - 4) << 1);
 			shift_val = 0x03;
-		} else if ((tx_port >= 8) && (tx_port < 11)) {
+		} else if (tx_port < 11) {
 			tx_port_reg = WCD9335_CDC_IF_ROUTER_TX_MUX_CFG2;
 			shift = ((tx_port - 8) << 1);
 			shift_val = 0x03;