ASoC: tegra: tegra20_das: remove always-true comparison

Fix W=1 warning:

sound/soc//tegra/tegra20_das.c:101:11: warning:
comparison of unsigned expression >= 0 is always true [-Wtype-limits]
  101 |  if ((reg >= TEGRA20_DAS_DAP_CTRL_SEL) &&
      |           ^~

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Link: https://lore.kernel.org/r/20200707190612.97799-5-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/tegra/tegra20_das.c b/sound/soc/tegra/tegra20_das.c
index 1070b27..79dba87 100644 (file)
--- a/sound/soc/tegra/tegra20_das.c
+++ b/sound/soc/tegra/tegra20_das.c
@@ -98,8 +98,7 @@ EXPORT_SYMBOL_GPL(tegra20_das_connect_dac_to_dap);
 
 static bool tegra20_das_wr_rd_reg(struct device *dev, unsigned int reg)
 {
-       if ((reg >= TEGRA20_DAS_DAP_CTRL_SEL) &&
-           (reg <= LAST_REG(DAP_CTRL_SEL)))
+       if (reg <= LAST_REG(DAP_CTRL_SEL))
                return true;
        if ((reg >= TEGRA20_DAS_DAC_INPUT_DATA_CLK_SEL) &&
            (reg <= LAST_REG(DAC_INPUT_DATA_CLK_SEL)))