ASoC: adau1761: Use the devm_clk_get_optional() helper

Use devm_clk_get_optional() instead of hand writing it.
This saves some LoC and improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/ab0fe7e7ecf965df84b9516ba65428af9b3805c1.1684594081.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/adau17x1.c b/sound/soc/codecs/adau17x1.c
index 634d4db..f293271 100644 (file)
--- a/sound/soc/codecs/adau17x1.c
+++ b/sound/soc/codecs/adau17x1.c
@@ -1059,13 +1059,12 @@ int adau17x1_probe(struct device *dev, struct regmap *regmap,
        if (!adau)
                return -ENOMEM;
 
-       adau->mclk = devm_clk_get(dev, "mclk");
-       if (IS_ERR(adau->mclk)) {
-               if (PTR_ERR(adau->mclk) != -ENOENT)
-                       return PTR_ERR(adau->mclk);
-               /* Clock is optional (for the driver) */
-               adau->mclk = NULL;
-       } else if (adau->mclk) {
+       /* Clock is optional (for the driver) */
+       adau->mclk = devm_clk_get_optional(dev, "mclk");
+       if (IS_ERR(adau->mclk))
+               return PTR_ERR(adau->mclk);
+
+       if (adau->mclk) {
                adau->clk_src = ADAU17X1_CLK_SRC_PLL_AUTO;
 
                /*