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由 Roman Gushchin 提交于
cgroup_storage_update_elem() shouldn't accept any flags argument values except BPF_ANY and BPF_EXIST to guarantee the backward compatibility, had a new flag value been added. Fixes: de9cbbaa ("bpf: introduce cgroup storage maps") Signed-off-by: NRoman Gushchin <guro@fb.com> Reported-by: NDaniel Borkmann <daniel@iogearbox.net> Cc: Alexei Starovoitov <ast@kernel.org> Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net>
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