提交 33e9fcc6 编写于 作者: J Jiri Pirko 提交者: David S. Miller

tc: cls_bpf: rename bpf_len to bpf_num_ops

It was suggested by DaveM to change the name as "len" might indicate
unit bytes.
Suggested-by: NDavid Miller <davem@davemloft.net>
Signed-off-by: NJiri Pirko <jiri@resnulli.us>
Acked-by: NDaniel Borkmann <dborkman@redhat.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 d23b8ad8
......@@ -37,7 +37,7 @@ struct cls_bpf_prog {
struct tcf_result res;
struct list_head link;
u32 handle;
u16 bpf_len;
u16 bpf_num_ops;
struct tcf_proto *tp;
struct rcu_head rcu;
};
......@@ -160,7 +160,7 @@ static int cls_bpf_modify_existing(struct net *net, struct tcf_proto *tp,
struct tcf_exts exts;
struct sock_fprog_kern tmp;
struct bpf_prog *fp;
u16 bpf_size, bpf_len;
u16 bpf_size, bpf_num_ops;
u32 classid;
int ret;
......@@ -173,13 +173,13 @@ static int cls_bpf_modify_existing(struct net *net, struct tcf_proto *tp,
return ret;
classid = nla_get_u32(tb[TCA_BPF_CLASSID]);
bpf_len = nla_get_u16(tb[TCA_BPF_OPS_LEN]);
if (bpf_len > BPF_MAXINSNS || bpf_len == 0) {
bpf_num_ops = nla_get_u16(tb[TCA_BPF_OPS_LEN]);
if (bpf_num_ops > BPF_MAXINSNS || bpf_num_ops == 0) {
ret = -EINVAL;
goto errout;
}
bpf_size = bpf_len * sizeof(*bpf_ops);
bpf_size = bpf_num_ops * sizeof(*bpf_ops);
bpf_ops = kzalloc(bpf_size, GFP_KERNEL);
if (bpf_ops == NULL) {
ret = -ENOMEM;
......@@ -188,14 +188,14 @@ static int cls_bpf_modify_existing(struct net *net, struct tcf_proto *tp,
memcpy(bpf_ops, nla_data(tb[TCA_BPF_OPS]), bpf_size);
tmp.len = bpf_len;
tmp.len = bpf_num_ops;
tmp.filter = bpf_ops;
ret = bpf_prog_create(&fp, &tmp);
if (ret)
goto errout_free;
prog->bpf_len = bpf_len;
prog->bpf_num_ops = bpf_num_ops;
prog->bpf_ops = bpf_ops;
prog->filter = fp;
prog->res.classid = classid;
......@@ -303,10 +303,10 @@ static int cls_bpf_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
if (nla_put_u32(skb, TCA_BPF_CLASSID, prog->res.classid))
goto nla_put_failure;
if (nla_put_u16(skb, TCA_BPF_OPS_LEN, prog->bpf_len))
if (nla_put_u16(skb, TCA_BPF_OPS_LEN, prog->bpf_num_ops))
goto nla_put_failure;
nla = nla_reserve(skb, TCA_BPF_OPS, prog->bpf_len *
nla = nla_reserve(skb, TCA_BPF_OPS, prog->bpf_num_ops *
sizeof(struct sock_filter));
if (nla == NULL)
goto nla_put_failure;
......
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