net: sched: cls_flower: move key/mask dumping into a separate function

Push key/mask dumping from fl_dump() into a separate function
fl_dump_key(), that will be reused for template dumping.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2018-07-23 09:23:08 +02:00 committed by David S. Miller
parent 9f407f1768
commit f5749081f0
1 changed files with 37 additions and 25 deletions

View File

@ -1296,29 +1296,9 @@ static int fl_dump_key_flags(struct sk_buff *skb, u32 flags_key, u32 flags_mask)
return nla_put(skb, TCA_FLOWER_KEY_FLAGS_MASK, 4, &_mask);
}
static int fl_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
static int fl_dump_key(struct sk_buff *skb, struct net *net,
struct fl_flow_key *key, struct fl_flow_key *mask)
{
struct cls_fl_filter *f = fh;
struct nlattr *nest;
struct fl_flow_key *key, *mask;
if (!f)
return skb->len;
t->tcm_handle = f->handle;
nest = nla_nest_start(skb, TCA_OPTIONS);
if (!nest)
goto nla_put_failure;
if (f->res.classid &&
nla_put_u32(skb, TCA_FLOWER_CLASSID, f->res.classid))
goto nla_put_failure;
key = &f->key;
mask = &f->mask->key;
if (mask->indev_ifindex) {
struct net_device *dev;
@ -1327,9 +1307,6 @@ static int fl_dump(struct net *net, struct tcf_proto *tp, void *fh,
goto nla_put_failure;
}
if (!tc_skip_hw(f->flags))
fl_hw_update_stats(tp, f);
if (fl_dump_key_val(skb, key->eth.dst, TCA_FLOWER_KEY_ETH_DST,
mask->eth.dst, TCA_FLOWER_KEY_ETH_DST_MASK,
sizeof(key->eth.dst)) ||
@ -1505,6 +1482,41 @@ static int fl_dump(struct net *net, struct tcf_proto *tp, void *fh,
if (fl_dump_key_flags(skb, key->control.flags, mask->control.flags))
goto nla_put_failure;
return 0;
nla_put_failure:
return -EMSGSIZE;
}
static int fl_dump(struct net *net, struct tcf_proto *tp, void *fh,
struct sk_buff *skb, struct tcmsg *t)
{
struct cls_fl_filter *f = fh;
struct nlattr *nest;
struct fl_flow_key *key, *mask;
if (!f)
return skb->len;
t->tcm_handle = f->handle;
nest = nla_nest_start(skb, TCA_OPTIONS);
if (!nest)
goto nla_put_failure;
if (f->res.classid &&
nla_put_u32(skb, TCA_FLOWER_CLASSID, f->res.classid))
goto nla_put_failure;
key = &f->key;
mask = &f->mask->key;
if (fl_dump_key(skb, net, key, mask))
goto nla_put_failure;
if (!tc_skip_hw(f->flags))
fl_hw_update_stats(tp, f);
if (f->flags && nla_put_u32(skb, TCA_FLOWER_FLAGS, f->flags))
goto nla_put_failure;