From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Date: Mon, 22 Aug 2022 18:42:37 +0000 (+0200)
Subject: ASoC: wcd9335: remove always-true condition
X-Git-Tag: v6.1-rc5~4^2~17^2~146^2~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c9a9b4dbc18f4dc609d47b9ac19545b31fb21e3f;p=platform%2Fkernel%2Flinux-starfive.git

ASoC: wcd9335: remove always-true condition

cppcheck warning:

sound/soc/codecs/wcd9335.c:1824:22: style: Condition 'tx_port==13' is
always true [knownConditionTrueFalse]
  } else if (tx_port == 13) {
                     ^
sound/soc/codecs/wcd9335.c:1802:16: note: Assuming that condition
'tx_port==12' is not redundant
  if ((tx_port == 12) || (tx_port >= 14)) {
               ^
sound/soc/codecs/wcd9335.c:1802:35: note: Assuming that condition
'tx_port>=14' is not redundant
  if ((tx_port == 12) || (tx_port >= 14)) {
                                  ^
sound/soc/codecs/wcd9335.c:1824:22: note: Condition 'tx_port==13' is
always true
  } else if (tx_port == 13) {
                     ^
sound/soc/codecs/wcd9335.c:1845:22: style: Condition 'tx_port==13' is
always true [knownConditionTrueFalse]
  } else if (tx_port == 13) {
                     ^
sound/soc/codecs/wcd9335.c:1802:16: note: Assuming that condition
'tx_port==12' is not redundant
  if ((tx_port == 12) || (tx_port >= 14)) {
               ^
sound/soc/codecs/wcd9335.c:1802:35: note: Assuming that condition
'tx_port>=14' is not redundant
  if ((tx_port == 12) || (tx_port >= 14)) {
                                  ^
sound/soc/codecs/wcd9335.c:1845:22: note: Condition 'tx_port==13' is
always true
  } else if (tx_port == 13) {
                     ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Chao Song <chao.song@intel.com>
Link: https://lore.kernel.org/r/20220822184239.169757-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c
index 2c5aa4d..06c6adb 100644
--- a/sound/soc/codecs/wcd9335.c
+++ b/sound/soc/codecs/wcd9335.c
@@ -1821,12 +1821,10 @@ static int wcd9335_set_decimator_rate(struct snd_soc_dai *dai,
 			tx_port_reg = WCD9335_CDC_IF_ROUTER_TX_MUX_CFG3;
 			shift = 0;
 			shift_val = 0x0F;
-		} else if (tx_port == 13) {
+		} else /* (tx_port == 13) */ {
 			tx_port_reg = WCD9335_CDC_IF_ROUTER_TX_MUX_CFG3;
 			shift = 4;
 			shift_val = 0x03;
-		} else {
-			return -EINVAL;
 		}
 
 		tx_mux_sel = snd_soc_component_read(comp, tx_port_reg) &