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

diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c
index e8cbdd1be687be89702e2ea8e77e1e0ced2034be..283efe3ce052a52fdc300dcb559aa434f6237dfe 100644 (file)
--- a/kernel/bpf/cgroup.c
+++ b/kernel/bpf/cgroup.c
@@ -103,8 +103,7 @@ 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;
 
@@ -303,7 +302,7 @@ 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)