【kernel-openEuler-22.03-LTS-SP1】ovl: do not fail when setting origin xattr

【标题描述】
代码逻辑漏洞，返回值处理不当。
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Comment above call already says this, but only EOPNOTSUPP is ignored, other
failures are not。only EOPNOTSUPP is ignored, other failures are not.
For example setting "user.*" will fail with EPERM on symlink/special.Ignore this error as well.

【环境信息】
kernel-openEuler-22.03-LTS-SP1

【解决办法】
社区已经补丁解决此问题
commit 6939f977c54a39207e94e429ee4eb14d4923736f

git cherry-pick -s 6939f977c54a3 （with linux-stable v5.10.186 repo added）
Reference:https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6939f977c54a39207e94e429ee4eb14d4923736f

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GVP openEuler / kernel

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GVPopenEuler / kernel

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