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

[Maxime Ripard]

On Wed, May 06, 2020 at 04:15:12PM +0800, Samuel Zou wrote:
> 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 at huawei.com>
> Signed-off-by: Samuel Zou <zou_wei at huawei.com>

Didn't we remove that coccicheck test?

Maxime
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