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[NETFILTER]: ctnetlink: use netlink attribute helpers

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Use NLA_PUT_BE32, nla_get_be32() etc.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-12-17 22:29:45 -08:00 committed by David S. Miller
parent 838965ba22
commit 77236b6e33
7 changed files with 70 additions and 107 deletions
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10
net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
View File

@ -363,10 +363,8 @@ getorigdst(struct sock *sk, int optval, void __user *user, int *len)
static int ipv4_tuple_to_nlattr(struct sk_buff *skb,
const struct nf_conntrack_tuple *tuple)
{
NLA_PUT(skb, CTA_IP_V4_SRC, sizeof(u_int32_t),
&tuple->src.u3.ip);
NLA_PUT(skb, CTA_IP_V4_DST, sizeof(u_int32_t),
&tuple->dst.u3.ip);
NLA_PUT_BE32(skb, CTA_IP_V4_SRC, tuple->src.u3.ip);
NLA_PUT_BE32(skb, CTA_IP_V4_DST, tuple->dst.u3.ip);
return 0;
nla_put_failure:
@ -384,8 +382,8 @@ static int ipv4_nlattr_to_tuple(struct nlattr *tb[],
if (!tb[CTA_IP_V4_SRC] || !tb[CTA_IP_V4_DST])
return -EINVAL;
t->src.u3.ip = *(__be32 *)nla_data(tb[CTA_IP_V4_SRC]);
t->dst.u3.ip = *(__be32 *)nla_data(tb[CTA_IP_V4_DST]);
t->src.u3.ip = nla_get_be32(tb[CTA_IP_V4_SRC]);
t->dst.u3.ip = nla_get_be32(tb[CTA_IP_V4_DST]);
return 0;
}

18
net/ipv4/netfilter/nf_conntrack_proto_icmp.c
View File

@ -234,12 +234,9 @@ icmp_error(struct sk_buff *skb, unsigned int dataoff,
static int icmp_tuple_to_nlattr(struct sk_buff *skb,
const struct nf_conntrack_tuple *t)
{
NLA_PUT(skb, CTA_PROTO_ICMP_ID, sizeof(u_int16_t),
&t->src.u.icmp.id);
NLA_PUT(skb, CTA_PROTO_ICMP_TYPE, sizeof(u_int8_t),
&t->dst.u.icmp.type);
NLA_PUT(skb, CTA_PROTO_ICMP_CODE, sizeof(u_int8_t),
&t->dst.u.icmp.code);
NLA_PUT_BE16(skb, CTA_PROTO_ICMP_ID, t->src.u.icmp.id);
NLA_PUT_U8(skb, CTA_PROTO_ICMP_TYPE, t->dst.u.icmp.type);
NLA_PUT_U8(skb, CTA_PROTO_ICMP_CODE, t->dst.u.icmp.code);
return 0;
@ -261,12 +258,9 @@ static int icmp_nlattr_to_tuple(struct nlattr *tb[],
|| !tb[CTA_PROTO_ICMP_ID])
return -EINVAL;
tuple->dst.u.icmp.type =
*(u_int8_t *)nla_data(tb[CTA_PROTO_ICMP_TYPE]);
tuple->dst.u.icmp.code =
*(u_int8_t *)nla_data(tb[CTA_PROTO_ICMP_CODE]);
tuple->src.u.icmp.id =
*(__be16 *)nla_data(tb[CTA_PROTO_ICMP_ID]);
tuple->dst.u.icmp.type = nla_get_u8(tb[CTA_PROTO_ICMP_TYPE]);
tuple->dst.u.icmp.code = nla_get_u8(tb[CTA_PROTO_ICMP_CODE]);
tuple->src.u.icmp.id = nla_get_be16(tb[CTA_PROTO_ICMP_ID]);
if (tuple->dst.u.icmp.type >= sizeof(invmap)
|| !invmap[tuple->dst.u.icmp.type])

12
net/ipv4/netfilter/nf_nat_core.c
View File

@ -547,10 +547,8 @@ int
nf_nat_port_range_to_nlattr(struct sk_buff *skb,
const struct nf_nat_range *range)
{
NLA_PUT(skb, CTA_PROTONAT_PORT_MIN, sizeof(__be16),
&range->min.tcp.port);
NLA_PUT(skb, CTA_PROTONAT_PORT_MAX, sizeof(__be16),
&range->max.tcp.port);
NLA_PUT_BE16(skb, CTA_PROTONAT_PORT_MIN, range->min.tcp.port);
NLA_PUT_BE16(skb, CTA_PROTONAT_PORT_MAX, range->max.tcp.port);
return 0;
@ -568,8 +566,7 @@ nf_nat_port_nlattr_to_range(struct nlattr *tb[], struct nf_nat_range *range)
if (tb[CTA_PROTONAT_PORT_MIN]) {
ret = 1;
range->min.tcp.port =
*(__be16 *)nla_data(tb[CTA_PROTONAT_PORT_MIN]);
range->min.tcp.port = nla_get_be16(tb[CTA_PROTONAT_PORT_MIN]);
}
if (!tb[CTA_PROTONAT_PORT_MAX]) {
@ -577,8 +574,7 @@ nf_nat_port_nlattr_to_range(struct nlattr *tb[], struct nf_nat_range *range)
range->max.tcp.port = range->min.tcp.port;
} else {
ret = 1;
range->max.tcp.port =
*(__be16 *)nla_data(tb[CTA_PROTONAT_PORT_MAX]);
range->max.tcp.port = nla_get_be16(tb[CTA_PROTONAT_PORT_MAX]);
}
return ret;

18
net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
View File

@ -213,12 +213,9 @@ icmpv6_error(struct sk_buff *skb, unsigned int dataoff,
static int icmpv6_tuple_to_nlattr(struct sk_buff *skb,
const struct nf_conntrack_tuple *t)
{
NLA_PUT(skb, CTA_PROTO_ICMPV6_ID, sizeof(u_int16_t),
&t->src.u.icmp.id);
NLA_PUT(skb, CTA_PROTO_ICMPV6_TYPE, sizeof(u_int8_t),
&t->dst.u.icmp.type);
NLA_PUT(skb, CTA_PROTO_ICMPV6_CODE, sizeof(u_int8_t),
&t->dst.u.icmp.code);
NLA_PUT_BE16(skb, CTA_PROTO_ICMPV6_ID, t->src.u.icmp.id);
NLA_PUT_U8(skb, CTA_PROTO_ICMPV6_TYPE, t->dst.u.icmp.type);
NLA_PUT_U8(skb, CTA_PROTO_ICMPV6_CODE, t->dst.u.icmp.code);
return 0;
@ -240,12 +237,9 @@ static int icmpv6_nlattr_to_tuple(struct nlattr *tb[],
|| !tb[CTA_PROTO_ICMPV6_ID])
return -EINVAL;
tuple->dst.u.icmp.type =
*(u_int8_t *)nla_data(tb[CTA_PROTO_ICMPV6_TYPE]);
tuple->dst.u.icmp.code =
*(u_int8_t *)nla_data(tb[CTA_PROTO_ICMPV6_CODE]);
tuple->src.u.icmp.id =
*(__be16 *)nla_data(tb[CTA_PROTO_ICMPV6_ID]);
tuple->dst.u.icmp.type = nla_get_u8(tb[CTA_PROTO_ICMPV6_TYPE]);
tuple->dst.u.icmp.code = nla_get_u8(tb[CTA_PROTO_ICMPV6_CODE]);
tuple->src.u.icmp.id = nla_get_be16(tb[CTA_PROTO_ICMPV6_ID]);
if (tuple->dst.u.icmp.type < 128
|| tuple->dst.u.icmp.type - 128 >= sizeof(invmap)

10
net/netfilter/nf_conntrack_core.c
View File

@ -831,10 +831,8 @@ EXPORT_SYMBOL_GPL(__nf_ct_refresh_acct);
int nf_ct_port_tuple_to_nlattr(struct sk_buff *skb,
const struct nf_conntrack_tuple *tuple)
{
NLA_PUT(skb, CTA_PROTO_SRC_PORT, sizeof(u_int16_t),
&tuple->src.u.tcp.port);
NLA_PUT(skb, CTA_PROTO_DST_PORT, sizeof(u_int16_t),
&tuple->dst.u.tcp.port);
NLA_PUT_BE16(skb, CTA_PROTO_SRC_PORT, tuple->src.u.tcp.port);
NLA_PUT_BE16(skb, CTA_PROTO_DST_PORT, tuple->dst.u.tcp.port);
return 0;
nla_put_failure:
@ -854,8 +852,8 @@ int nf_ct_port_nlattr_to_tuple(struct nlattr *tb[],
if (!tb[CTA_PROTO_SRC_PORT] || !tb[CTA_PROTO_DST_PORT])
return -EINVAL;
t->src.u.tcp.port = *(__be16 *)nla_data(tb[CTA_PROTO_SRC_PORT]);
t->dst.u.tcp.port = *(__be16 *)nla_data(tb[CTA_PROTO_DST_PORT]);
t->src.u.tcp.port = nla_get_be16(tb[CTA_PROTO_SRC_PORT]);
t->dst.u.tcp.port = nla_get_be16(tb[CTA_PROTO_DST_PORT]);
return 0;
}

87
net/netfilter/nf_conntrack_netlink.c
View File

@ -59,7 +59,7 @@ ctnetlink_dump_tuples_proto(struct sk_buff *skb,
nest_parms = nla_nest_start(skb, CTA_TUPLE_PROTO | NLA_F_NESTED);
if (!nest_parms)
goto nla_put_failure;
NLA_PUT(skb, CTA_PROTO_NUM, sizeof(u_int8_t), &tuple->dst.protonum);
NLA_PUT_U8(skb, CTA_PROTO_NUM, tuple->dst.protonum);
if (likely(l4proto->tuple_to_nlattr))
ret = l4proto->tuple_to_nlattr(skb, tuple);
@ -120,8 +120,7 @@ ctnetlink_dump_tuples(struct sk_buff *skb,
static inline int
ctnetlink_dump_status(struct sk_buff *skb, const struct nf_conn *ct)
{
__be32 status = htonl((u_int32_t) ct->status);
NLA_PUT(skb, CTA_STATUS, sizeof(status), &status);
NLA_PUT_BE32(skb, CTA_STATUS, htonl(ct->status));
return 0;
nla_put_failure:
@ -131,15 +130,12 @@ nla_put_failure:
static inline int
ctnetlink_dump_timeout(struct sk_buff *skb, const struct nf_conn *ct)
{
long timeout_l = ct->timeout.expires - jiffies;
__be32 timeout;
long timeout = (ct->timeout.expires - jiffies) / HZ;
if (timeout_l < 0)
if (timeout < 0)
timeout = 0;
else
timeout = htonl(timeout_l / HZ);
NLA_PUT(skb, CTA_TIMEOUT, sizeof(timeout), &timeout);
NLA_PUT_BE32(skb, CTA_TIMEOUT, htonl(timeout));
return 0;
nla_put_failure:
@ -193,7 +189,7 @@ ctnetlink_dump_helpinfo(struct sk_buff *skb, const struct nf_conn *ct)
nest_helper = nla_nest_start(skb, CTA_HELP | NLA_F_NESTED);
if (!nest_helper)
goto nla_put_failure;
NLA_PUT(skb, CTA_HELP_NAME, strlen(helper->name), helper->name);
NLA_PUT_STRING(skb, CTA_HELP_NAME, helper->name);
if (helper->to_nlattr)
helper->to_nlattr(skb, ct);
@ -215,17 +211,15 @@ ctnetlink_dump_counters(struct sk_buff *skb, const struct nf_conn *ct,
{
enum ctattr_type type = dir ? CTA_COUNTERS_REPLY: CTA_COUNTERS_ORIG;
struct nlattr *nest_count;
__be32 tmp;
nest_count = nla_nest_start(skb, type | NLA_F_NESTED);
if (!nest_count)
goto nla_put_failure;
tmp = htonl(ct->counters[dir].packets);
NLA_PUT(skb, CTA_COUNTERS32_PACKETS, sizeof(u_int32_t), &tmp);
tmp = htonl(ct->counters[dir].bytes);
NLA_PUT(skb, CTA_COUNTERS32_BYTES, sizeof(u_int32_t), &tmp);
NLA_PUT_BE32(skb, CTA_COUNTERS32_PACKETS,
htonl(ct->counters[dir].packets));
NLA_PUT_BE32(skb, CTA_COUNTERS32_BYTES,
htonl(ct->counters[dir].bytes));
nla_nest_end(skb, nest_count);
@ -242,9 +236,7 @@ nla_put_failure:
static inline int
ctnetlink_dump_mark(struct sk_buff *skb, const struct nf_conn *ct)
{
__be32 mark = htonl(ct->mark);
NLA_PUT(skb, CTA_MARK, sizeof(u_int32_t), &mark);
NLA_PUT_BE32(skb, CTA_MARK, htonl(ct->mark));
return 0;
nla_put_failure:
@ -258,9 +250,7 @@ nla_put_failure:
static inline int
ctnetlink_dump_secmark(struct sk_buff *skb, const struct nf_conn *ct)
{
__be32 mark = htonl(ct->secmark);
NLA_PUT(skb, CTA_SECMARK, sizeof(u_int32_t), &mark);
NLA_PUT_BE32(skb, CTA_SECMARK, htonl(ct->secmark));
return 0;
nla_put_failure:
@ -297,19 +287,18 @@ nla_put_failure:
static inline int
dump_nat_seq_adj(struct sk_buff *skb, const struct nf_nat_seq *natseq, int type)
{
__be32 tmp;
struct nlattr *nest_parms;
nest_parms = nla_nest_start(skb, type | NLA_F_NESTED);
if (!nest_parms)
goto nla_put_failure;
tmp = htonl(natseq->correction_pos);
NLA_PUT(skb, CTA_NAT_SEQ_CORRECTION_POS, sizeof(tmp), &tmp);
tmp = htonl(natseq->offset_before);
NLA_PUT(skb, CTA_NAT_SEQ_OFFSET_BEFORE, sizeof(tmp), &tmp);
tmp = htonl(natseq->offset_after);
NLA_PUT(skb, CTA_NAT_SEQ_OFFSET_AFTER, sizeof(tmp), &tmp);
NLA_PUT_BE32(skb, CTA_NAT_SEQ_CORRECTION_POS,
htonl(natseq->correction_pos));
NLA_PUT_BE32(skb, CTA_NAT_SEQ_OFFSET_BEFORE,
htonl(natseq->offset_before));
NLA_PUT_BE32(skb, CTA_NAT_SEQ_OFFSET_AFTER,
htonl(natseq->offset_after));
nla_nest_end(skb, nest_parms);
@ -345,8 +334,7 @@ ctnetlink_dump_nat_seq_adj(struct sk_buff *skb, const struct nf_conn *ct)
static inline int
ctnetlink_dump_id(struct sk_buff *skb, const struct nf_conn *ct)
{
__be32 id = htonl((unsigned long)ct);
NLA_PUT(skb, CTA_ID, sizeof(u_int32_t), &id);
NLA_PUT_BE32(skb, CTA_ID, htonl((unsigned long)ct));
return 0;
nla_put_failure:
@ -356,9 +344,7 @@ nla_put_failure:
static inline int
ctnetlink_dump_use(struct sk_buff *skb, const struct nf_conn *ct)
{
__be32 use = htonl(atomic_read(&ct->ct_general.use));
NLA_PUT(skb, CTA_USE, sizeof(u_int32_t), &use);
NLA_PUT_BE32(skb, CTA_USE, htonl(atomic_read(&ct->ct_general.use)));
return 0;
nla_put_failure:
@ -646,7 +632,7 @@ ctnetlink_parse_tuple_proto(struct nlattr *attr,
if (!tb[CTA_PROTO_NUM])
return -EINVAL;
tuple->dst.protonum = *(u_int8_t *)nla_data(tb[CTA_PROTO_NUM]);
tuple->dst.protonum = nla_get_u8(tb[CTA_PROTO_NUM]);
l4proto = nf_ct_l4proto_find_get(tuple->src.l3num, tuple->dst.protonum);
@ -751,12 +737,12 @@ nfnetlink_parse_nat(struct nlattr *nat,
return err;
if (tb[CTA_NAT_MINIP])
range->min_ip = *(__be32 *)nla_data(tb[CTA_NAT_MINIP]);
range->min_ip = nla_get_be32(tb[CTA_NAT_MINIP]);
if (!tb[CTA_NAT_MAXIP])
range->max_ip = range->min_ip;
else
range->max_ip = *(__be32 *)nla_data(tb[CTA_NAT_MAXIP]);
range->max_ip = nla_get_be32(tb[CTA_NAT_MAXIP]);
if (range->min_ip)
range->flags |= IP_NAT_RANGE_MAP_IPS;
@ -826,7 +812,7 @@ ctnetlink_del_conntrack(struct sock *ctnl, struct sk_buff *skb,
ct = nf_ct_tuplehash_to_ctrack(h);
if (cda[CTA_ID]) {
u_int32_t id = ntohl(*(__be32 *)nla_data(cda[CTA_ID]));
u_int32_t id = ntohl(nla_get_be32(cda[CTA_ID]));
if (id != (u32)(unsigned long)ct) {
nf_ct_put(ct);
return -ENOENT;
@ -906,7 +892,7 @@ static inline int
ctnetlink_change_status(struct nf_conn *ct, struct nlattr *cda[])
{
unsigned long d;
unsigned int status = ntohl(*(__be32 *)nla_data(cda[CTA_STATUS]));
unsigned int status = ntohl(nla_get_be32(cda[CTA_STATUS]));
d = ct->status ^ status;
if (d & (IPS_EXPECTED|IPS_CONFIRMED|IPS_DYING))
@ -1008,7 +994,7 @@ ctnetlink_change_helper(struct nf_conn *ct, struct nlattr *cda[])
static inline int
ctnetlink_change_timeout(struct nf_conn *ct, struct nlattr *cda[])
{
u_int32_t timeout = ntohl(*(__be32 *)nla_data(cda[CTA_TIMEOUT]));
u_int32_t timeout = ntohl(nla_get_be32(cda[CTA_TIMEOUT]));
if (!del_timer(&ct->timeout))
return -ETIME;
@ -1051,19 +1037,19 @@ change_nat_seq_adj(struct nf_nat_seq *natseq, struct nlattr *attr)
return -EINVAL;
natseq->correction_pos =
ntohl(*(__be32 *)nla_data(cda[CTA_NAT_SEQ_CORRECTION_POS]));
ntohl(nla_get_be32(cda[CTA_NAT_SEQ_CORRECTION_POS]));
if (!cda[CTA_NAT_SEQ_OFFSET_BEFORE])
return -EINVAL;
natseq->offset_before =
ntohl(*(__be32 *)nla_data(cda[CTA_NAT_SEQ_OFFSET_BEFORE]));
ntohl(nla_get_be32(cda[CTA_NAT_SEQ_OFFSET_BEFORE]));
if (!cda[CTA_NAT_SEQ_OFFSET_AFTER])
return -EINVAL;
natseq->offset_after =
ntohl(*(__be32 *)nla_data(cda[CTA_NAT_SEQ_OFFSET_AFTER]));
ntohl(nla_get_be32(cda[CTA_NAT_SEQ_OFFSET_AFTER]));
return 0;
}
@ -1130,7 +1116,7 @@ ctnetlink_change_conntrack(struct nf_conn *ct, struct nlattr *cda[])
#if defined(CONFIG_NF_CONNTRACK_MARK)
if (cda[CTA_MARK])
ct->mark = ntohl(*(__be32 *)nla_data(cda[CTA_MARK]));
ct->mark = ntohl(nla_get_be32(cda[CTA_MARK]));
#endif
#ifdef CONFIG_NF_NAT_NEEDED
@ -1161,7 +1147,7 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
if (!cda[CTA_TIMEOUT])
goto err;
ct->timeout.expires = ntohl(*(__be32 *)nla_data(cda[CTA_TIMEOUT]));
ct->timeout.expires = ntohl(nla_get_be32(cda[CTA_TIMEOUT]));
ct->timeout.expires = jiffies + ct->timeout.expires * HZ;
ct->status |= IPS_CONFIRMED;
@ -1180,7 +1166,7 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
#if defined(CONFIG_NF_CONNTRACK_MARK)
if (cda[CTA_MARK])
ct->mark = ntohl(*(__be32 *)nla_data(cda[CTA_MARK]));
ct->mark = ntohl(nla_get_be32(cda[CTA_MARK]));
#endif
helper = nf_ct_helper_find_get(rtuple);
@ -1371,7 +1357,6 @@ ctnetlink_exp_dump_expect(struct sk_buff *skb,
{
struct nf_conn *master = exp->master;
__be32 timeout = htonl((exp->timeout.expires - jiffies) / HZ);
__be32 id = htonl((unsigned long)exp);
if (ctnetlink_exp_dump_tuple(skb, &exp->tuple, CTA_EXPECT_TUPLE) < 0)
goto nla_put_failure;
@ -1382,8 +1367,8 @@ ctnetlink_exp_dump_expect(struct sk_buff *skb,
CTA_EXPECT_MASTER) < 0)
goto nla_put_failure;
NLA_PUT(skb, CTA_EXPECT_TIMEOUT, sizeof(timeout), &timeout);
NLA_PUT(skb, CTA_EXPECT_ID, sizeof(u_int32_t), &id);
NLA_PUT_BE32(skb, CTA_EXPECT_TIMEOUT, timeout);
NLA_PUT_BE32(skb, CTA_EXPECT_ID, htonl((unsigned long)exp));
return 0;
@ -1556,7 +1541,7 @@ ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb,
return -ENOENT;
if (cda[CTA_EXPECT_ID]) {
__be32 id = *(__be32 *)nla_data(cda[CTA_EXPECT_ID]);
__be32 id = nla_get_be32(cda[CTA_EXPECT_ID]);
if (ntohl(id) != (u32)(unsigned long)exp) {
nf_ct_expect_put(exp);
return -ENOENT;
@ -1610,7 +1595,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,
return -ENOENT;
if (cda[CTA_EXPECT_ID]) {
__be32 id = *(__be32 *)nla_data(cda[CTA_EXPECT_ID]);
__be32 id = nla_get_be32(cda[CTA_EXPECT_ID]);
if (ntohl(id) != (u32)(unsigned long)exp) {
nf_ct_expect_put(exp);
return -ENOENT;

22
net/netfilter/nf_conntrack_proto_tcp.c
View File

@ -1072,14 +1072,13 @@ static int tcp_to_nlattr(struct sk_buff *skb, struct nlattr *nla,
if (!nest_parms)
goto nla_put_failure;
NLA_PUT(skb, CTA_PROTOINFO_TCP_STATE, sizeof(u_int8_t),
&ct->proto.tcp.state);
NLA_PUT_U8(skb, CTA_PROTOINFO_TCP_STATE, ct->proto.tcp.state);
NLA_PUT(skb, CTA_PROTOINFO_TCP_WSCALE_ORIGINAL, sizeof(u_int8_t),
&ct->proto.tcp.seen[0].td_scale);
NLA_PUT_U8(skb, CTA_PROTOINFO_TCP_WSCALE_ORIGINAL,
ct->proto.tcp.seen[0].td_scale);
NLA_PUT(skb, CTA_PROTOINFO_TCP_WSCALE_REPLY, sizeof(u_int8_t),
&ct->proto.tcp.seen[1].td_scale);
NLA_PUT_U8(skb, CTA_PROTOINFO_TCP_WSCALE_REPLY,
ct->proto.tcp.seen[1].td_scale);
tmp.flags = ct->proto.tcp.seen[0].flags;
NLA_PUT(skb, CTA_PROTOINFO_TCP_FLAGS_ORIGINAL,
@ -1126,8 +1125,7 @@ static int nlattr_to_tcp(struct nlattr *cda[], struct nf_conn *ct)
return -EINVAL;
write_lock_bh(&tcp_lock);
ct->proto.tcp.state =
*(u_int8_t *)nla_data(tb[CTA_PROTOINFO_TCP_STATE]);
ct->proto.tcp.state = nla_get_u8(tb[CTA_PROTOINFO_TCP_STATE]);
if (tb[CTA_PROTOINFO_TCP_FLAGS_ORIGINAL]) {
struct nf_ct_tcp_flags *attr =
@ -1147,10 +1145,10 @@ static int nlattr_to_tcp(struct nlattr *cda[], struct nf_conn *ct)
tb[CTA_PROTOINFO_TCP_WSCALE_REPLY] &&
ct->proto.tcp.seen[0].flags & IP_CT_TCP_FLAG_WINDOW_SCALE &&
ct->proto.tcp.seen[1].flags & IP_CT_TCP_FLAG_WINDOW_SCALE) {
ct->proto.tcp.seen[0].td_scale = *(u_int8_t *)
nla_data(tb[CTA_PROTOINFO_TCP_WSCALE_ORIGINAL]);
ct->proto.tcp.seen[1].td_scale = *(u_int8_t *)
nla_data(tb[CTA_PROTOINFO_TCP_WSCALE_REPLY]);
ct->proto.tcp.seen[0].td_scale =
nla_get_u8(tb[CTA_PROTOINFO_TCP_WSCALE_ORIGINAL]);
ct->proto.tcp.seen[1].td_scale =
nla_get_u8(tb[CTA_PROTOINFO_TCP_WSCALE_REPLY]);
}
write_unlock_bh(&tcp_lock);