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bpf: Remove unused new_flags in hierarchy_allows_attach()
new_flags is unused, remove it. Signed-off-by: Andrey Ignatov <rdna@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Martin KaFai Lau <kafai@fb.com> Link: https://lore.kernel.org/bpf/2c49b30ab750f93cfef04a1e40b097d70c3a39a1.1576741281.git.rdna@fb.com
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@ -103,8 +103,7 @@ static u32 prog_list_length(struct list_head *head)
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* if parent has overridable or multi-prog, allow attaching
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*/
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static bool hierarchy_allows_attach(struct cgroup *cgrp,
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enum bpf_attach_type type,
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u32 new_flags)
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enum bpf_attach_type type)
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{
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struct cgroup *p;
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@ -303,7 +302,7 @@ int __cgroup_bpf_attach(struct cgroup *cgrp, struct bpf_prog *prog,
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/* invalid combination */
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return -EINVAL;
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if (!hierarchy_allows_attach(cgrp, type, flags))
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if (!hierarchy_allows_attach(cgrp, type))
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return -EPERM;
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if (!list_empty(progs) && cgrp->bpf.flags[type] != flags)
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