[PATCH -next] ASoC: sun4i-i2s: Use PTR_ERR_OR_ZERO() to simplify code

[Samuel Zou]

Fixes coccicheck warning:

sound/soc/sunxi/sun4i-i2s.c:1177:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Samuel Zou <zou_wei@xxxxxxxxxx>
---
 sound/soc/sunxi/sun4i-i2s.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
index d0a8d58..72012a6 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -1174,10 +1174,8 @@ static int sun4i_i2s_init_regmap_fields(struct device *dev,
 	i2s->field_fmt_sr =
 			devm_regmap_field_alloc(dev, i2s->regmap,
 						i2s->variant->field_fmt_sr);
-	if (IS_ERR(i2s->field_fmt_sr))
-		return PTR_ERR(i2s->field_fmt_sr);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(i2s->field_fmt_sr);
 }
 
 static int sun4i_i2s_probe(struct platform_device *pdev)
-- 
2.6.2