audio/audio: remove invalid assign of errno
Signed-off-by: chao an <anchao@xiaomi.com>
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@ -153,7 +153,6 @@ static int audio_open(FAR struct file *filep)
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ret = nxsem_wait(&upper->exclsem);
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if (ret < 0)
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{
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ret = -errno;
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goto errout;
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}
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@ -204,7 +203,6 @@ static int audio_close(FAR struct file *filep)
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ret = nxsem_wait(&upper->exclsem);
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if (ret < 0)
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{
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ret = -errno;
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goto errout;
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}
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