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Aleksa Sarai
81e4b9cf36
There appear to be no other open_tree_attr(2) tests at the moment, but as a minimal solution just add some additional checks in the existing MOUNT_ATTR_IDMAP tests to make sure that open_tree_attr(2) cannot be used to bypass the tested restrictions that apply to mount_setattr(2). Signed-off-by: Aleksa Sarai <[email protected]> Link: https://lore.kernel.org/20250808-open_tree_attr-bugfix-idmap-v1-2-0ec7bc05646c@cyphar.com Signed-off-by: Christian Brauner <[email protected]>