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bpf: drop useless bpf_fd member from cls/act

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After setup we don't need to keep user space fd number around anymore, as
it also has no useful meaning for anyone, just remove it.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Borkmann
2016-11-26 01:28:05 +01:00
committed by David S. Miller
parent 88575199cc
commit 55556dd59d
2 changed files with 1 additions and 15 deletions
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9
net/sched/cls_bpf.c
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@@ -45,10 +45,7 @@ struct cls_bpf_prog {
u32 gen_flags;
struct tcf_exts exts;
u32 handle;
union {
u32 bpf_fd;
u16 bpf_num_ops;
};
u16 bpf_num_ops;
struct sock_filter *bpf_ops;
const char *bpf_name;
struct tcf_proto *tp;
@@ -377,7 +374,6 @@ static int cls_bpf_prog_from_efd(struct nlattr **tb, struct cls_bpf_prog *prog,
}
prog->bpf_ops = NULL;
prog->bpf_fd = bpf_fd;
prog->bpf_name = name;
prog->filter = fp;
@@ -561,9 +557,6 @@ static int cls_bpf_dump_bpf_info(const struct cls_bpf_prog *prog,
static int cls_bpf_dump_ebpf_info(const struct cls_bpf_prog *prog,
struct sk_buff *skb)
{
if (nla_put_u32(skb, TCA_BPF_FD, prog->bpf_fd))
return -EMSGSIZE;
if (prog->bpf_name &&
nla_put_string(skb, TCA_BPF_NAME, prog->bpf_name))
return -EMSGSIZE;