提交 e1ff3dd1 编写于 作者: M Miklos Szeredi

ovl: fix workdir creation

Workdir creation fails in latest kernel.

Fix by allowing EOPNOTSUPP as a valid return value from
vfs_removexattr(XATTR_NAME_POSIX_ACL_*).  Upper filesystem may not support
ACL and still be perfectly able to support overlayfs.
Reported-by: NMartin Ziegler <ziegler@uni-freiburg.de>
Signed-off-by: NMiklos Szeredi <mszeredi@redhat.com>
Fixes: c11b9fdd ("ovl: remove posix_acl_default from workdir")
Cc: <stable@vger.kernel.org>
上级 026e5e0c
......@@ -835,11 +835,11 @@ static struct dentry *ovl_workdir_create(struct vfsmount *mnt,
goto out_dput;
err = vfs_removexattr(work, XATTR_NAME_POSIX_ACL_DEFAULT);
if (err && err != -ENODATA)
if (err && err != -ENODATA && err != -EOPNOTSUPP)
goto out_dput;
err = vfs_removexattr(work, XATTR_NAME_POSIX_ACL_ACCESS);
if (err && err != -ENODATA)
if (err && err != -ENODATA && err != -EOPNOTSUPP)
goto out_dput;
/* Clear any inherited mode bits */
......
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