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UPSTREAM: bpf: Remove unused new_flags in hierarchy_allows_attach()

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new_flags is unused, remove it.

Change-Id: Ic911806be0df3f5613f66cc98a67d2201c075197
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
This commit is contained in:
Andrey Ignatov 2019-12-18 23:44:34 -08:00 • committed by basamaryan
commit abfe8ef18e
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1 changed files with 2 additions and 3 deletions
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5
kernel/bpf/cgroup.c
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@ -106,8 +106,7 @@ static u32 prog_list_length(struct list_head *head)
* if parent has overridable or multi-prog, allow attaching
*/
static bool hierarchy_allows_attach(struct cgroup *cgrp,
enum bpf_attach_type type,
u32 new_flags)
enum bpf_attach_type type)
{
struct cgroup *p;
@ -313,7 +312,7 @@ int __cgroup_bpf_attach(struct cgroup *cgrp, struct bpf_prog *prog,
/* invalid combination */
return -EINVAL;
if (!hierarchy_allows_attach(cgrp, type, flags))
if (!hierarchy_allows_attach(cgrp, type))
return -EPERM;
if (!list_empty(progs) && cgrp->bpf.flags[type] != flags)