ASoC: codecs: cs42l42: remove always-true comparisons

Fix W=1 warnings:

cs42l42.c: In function 'cs42l42_handle_device_data':
cs42l42.c:1661:12: warning: comparison of unsigned expression >= 0 is
always true [-Wtype-limits]
 1661 |   if ((val >= CS42L42_BTN_DET_INIT_DBNCE_MIN) &&
      |            ^~
cs42l42.c:1679:12: warning: comparison of unsigned expression >= 0 is
always true [-Wtype-limits]
 1679 |   if ((val >= CS42L42_BTN_DET_EVENT_DBNCE_MIN) &&
      |            ^~
cs42l42.c:1698:23: warning: comparison of unsigned expression >= 0 is
always true [-Wtype-limits]
 1698 |    if ((thresholds[i] >= CS42L42_HS_DET_LEVEL_MIN) &&
      |                       ^~

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200701181320.80848-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index 3bc2fa229ef30c75c59b632080e66a006ac8279c..d391b5074904204cc64b0eb89249747da1846195 100644 (file)
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -1658,8 +1658,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
        ret = of_property_read_u32(np, "cirrus,btn-det-init-dbnce", &val);
 
        if (!ret) {
-               if ((val >= CS42L42_BTN_DET_INIT_DBNCE_MIN) &&
-                       (val <= CS42L42_BTN_DET_INIT_DBNCE_MAX))
+               if (val <= CS42L42_BTN_DET_INIT_DBNCE_MAX)
                        cs42l42->btn_det_init_dbnce = val;
                else {
                        dev_err(&i2c_client->dev,
@@ -1676,8 +1675,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
        ret = of_property_read_u32(np, "cirrus,btn-det-event-dbnce", &val);
 
        if (!ret) {
-               if ((val >= CS42L42_BTN_DET_EVENT_DBNCE_MIN) &&
-                       (val <= CS42L42_BTN_DET_EVENT_DBNCE_MAX))
+               if (val <= CS42L42_BTN_DET_EVENT_DBNCE_MAX)
                        cs42l42->btn_det_event_dbnce = val;
                else {
                        dev_err(&i2c_client->dev,
@@ -1695,8 +1693,7 @@ static int cs42l42_handle_device_data(struct i2c_client *i2c_client,
 
        if (!ret) {
                for (i = 0; i < CS42L42_NUM_BIASES; i++) {
-                       if ((thresholds[i] >= CS42L42_HS_DET_LEVEL_MIN) &&
-                               (thresholds[i] <= CS42L42_HS_DET_LEVEL_MAX))
+                       if (thresholds[i] <= CS42L42_HS_DET_LEVEL_MAX)
                                cs42l42->bias_thresholds[i] = thresholds[i];
                        else {
                                dev_err(&i2c_client->dev,