netlink: implement nla_get_in_addr and nla_get_in6_addr
Those are counterparts to nla_put_in_addr and nla_put_in6_addr.
Signed-off-by: Jiri Benc <jbenc@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index d313bfd..61fb184 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -199,12 +199,10 @@
}
if (frh->src_len)
- nla_memcpy(&rule6->src.addr, tb[FRA_SRC],
- sizeof(struct in6_addr));
+ rule6->src.addr = nla_get_in6_addr(tb[FRA_SRC]);
if (frh->dst_len)
- nla_memcpy(&rule6->dst.addr, tb[FRA_DST],
- sizeof(struct in6_addr));
+ rule6->dst.addr = nla_get_in6_addr(tb[FRA_DST]);
rule6->src.plen = frh->src_len;
rule6->dst.plen = frh->dst_len;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index f61f7ad..0f4e73d 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1412,7 +1412,7 @@
goto out;
if (data[IFLA_GRE_REMOTE]) {
- nla_memcpy(&daddr, data[IFLA_GRE_REMOTE], sizeof(struct in6_addr));
+ daddr = nla_get_in6_addr(data[IFLA_GRE_REMOTE]);
if (ipv6_addr_any(&daddr))
return -EINVAL;
}
@@ -1446,10 +1446,10 @@
parms->o_key = nla_get_be32(data[IFLA_GRE_OKEY]);
if (data[IFLA_GRE_LOCAL])
- nla_memcpy(&parms->laddr, data[IFLA_GRE_LOCAL], sizeof(struct in6_addr));
+ parms->laddr = nla_get_in6_addr(data[IFLA_GRE_LOCAL]);
if (data[IFLA_GRE_REMOTE])
- nla_memcpy(&parms->raddr, data[IFLA_GRE_REMOTE], sizeof(struct in6_addr));
+ parms->raddr = nla_get_in6_addr(data[IFLA_GRE_REMOTE]);
if (data[IFLA_GRE_TTL])
parms->hop_limit = nla_get_u8(data[IFLA_GRE_TTL]);
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 80543d1..9bd85f0 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1640,12 +1640,10 @@
parms->link = nla_get_u32(data[IFLA_IPTUN_LINK]);
if (data[IFLA_IPTUN_LOCAL])
- nla_memcpy(&parms->laddr, data[IFLA_IPTUN_LOCAL],
- sizeof(struct in6_addr));
+ parms->laddr = nla_get_in6_addr(data[IFLA_IPTUN_LOCAL]);
if (data[IFLA_IPTUN_REMOTE])
- nla_memcpy(&parms->raddr, data[IFLA_IPTUN_REMOTE],
- sizeof(struct in6_addr));
+ parms->raddr = nla_get_in6_addr(data[IFLA_IPTUN_REMOTE]);
if (data[IFLA_IPTUN_TTL])
parms->hop_limit = nla_get_u8(data[IFLA_IPTUN_TTL]);
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 87a262b..53d90ed 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -897,12 +897,10 @@
parms->link = nla_get_u32(data[IFLA_VTI_LINK]);
if (data[IFLA_VTI_LOCAL])
- nla_memcpy(&parms->laddr, data[IFLA_VTI_LOCAL],
- sizeof(struct in6_addr));
+ parms->laddr = nla_get_in6_addr(data[IFLA_VTI_LOCAL]);
if (data[IFLA_VTI_REMOTE])
- nla_memcpy(&parms->raddr, data[IFLA_VTI_REMOTE],
- sizeof(struct in6_addr));
+ parms->raddr = nla_get_in6_addr(data[IFLA_VTI_REMOTE]);
if (data[IFLA_VTI_IKEY])
parms->i_key = nla_get_be32(data[IFLA_VTI_IKEY]);
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 78284a6..fba91c6 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -310,10 +310,8 @@
if (!tb[CTA_IP_V6_SRC] || !tb[CTA_IP_V6_DST])
return -EINVAL;
- memcpy(&t->src.u3.ip6, nla_data(tb[CTA_IP_V6_SRC]),
- sizeof(u_int32_t) * 4);
- memcpy(&t->dst.u3.ip6, nla_data(tb[CTA_IP_V6_DST]),
- sizeof(u_int32_t) * 4);
+ t->src.u3.in6 = nla_get_in6_addr(tb[CTA_IP_V6_SRC]);
+ t->dst.u3.in6 = nla_get_in6_addr(tb[CTA_IP_V6_DST]);
return 0;
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 385e9bd..5c48293 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2438,7 +2438,7 @@
cfg->fc_nlinfo.nl_net = sock_net(skb->sk);
if (tb[RTA_GATEWAY]) {
- nla_memcpy(&cfg->fc_gateway, tb[RTA_GATEWAY], 16);
+ cfg->fc_gateway = nla_get_in6_addr(tb[RTA_GATEWAY]);
cfg->fc_flags |= RTF_GATEWAY;
}
@@ -2461,7 +2461,7 @@
}
if (tb[RTA_PREFSRC])
- nla_memcpy(&cfg->fc_prefsrc, tb[RTA_PREFSRC], 16);
+ cfg->fc_prefsrc = nla_get_in6_addr(tb[RTA_PREFSRC]);
if (tb[RTA_OIF])
cfg->fc_ifindex = nla_get_u32(tb[RTA_OIF]);
@@ -2519,7 +2519,7 @@
nla = nla_find(attrs, attrlen, RTA_GATEWAY);
if (nla) {
- nla_memcpy(&r_cfg.fc_gateway, nla, 16);
+ r_cfg.fc_gateway = nla_get_in6_addr(nla);
r_cfg.fc_flags |= RTF_GATEWAY;
}
}
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 0e2bb53..e6b9f51 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -1530,8 +1530,7 @@
if (data[IFLA_IPTUN_6RD_PREFIX]) {
ret = true;
- nla_memcpy(&ip6rd->prefix, data[IFLA_IPTUN_6RD_PREFIX],
- sizeof(struct in6_addr));
+ ip6rd->prefix = nla_get_in6_addr(data[IFLA_IPTUN_6RD_PREFIX]);
}
if (data[IFLA_IPTUN_6RD_RELAY_PREFIX]) {