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authorMaciej Żenczykowski <maze@google.com>2011-11-22 16:03:10 -0500
committerDavid S. Miller <davem@davemloft.net>2011-11-22 16:03:10 -0500
commit717b6d83664646963c71d014c71babaa802333b9 (patch)
tree8ede0e3551530387282e517fbe6f5d647a4f848f /net/ipv4
parentf23aa62545c18728eb2b9434aa258be27e07dd49 (diff)
net-netlink: fix diag to export IPv4 tos for dual-stack IPv6 sockets
Signed-off-by: Maciej Żenczykowski <maze@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/inet_diag.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 68e8ac51438..ccee270a9b6 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -108,9 +108,6 @@ static int inet_csk_diag_fill(struct sock *sk,
icsk->icsk_ca_ops->name);
}
- if ((ext & (1 << (INET_DIAG_TOS - 1))) && (sk->sk_family != AF_INET6))
- RTA_PUT_U8(skb, INET_DIAG_TOS, inet->tos);
-
r->idiag_family = sk->sk_family;
r->idiag_state = sk->sk_state;
r->idiag_timer = 0;
@@ -125,16 +122,23 @@ static int inet_csk_diag_fill(struct sock *sk,
r->id.idiag_src[0] = inet->inet_rcv_saddr;
r->id.idiag_dst[0] = inet->inet_daddr;
+ /* IPv6 dual-stack sockets use inet->tos for IPv4 connections,
+ * hence this needs to be included regardless of socket family.
+ */
+ if (ext & (1 << (INET_DIAG_TOS - 1)))
+ RTA_PUT_U8(skb, INET_DIAG_TOS, inet->tos);
+
#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
if (r->idiag_family == AF_INET6) {
const struct ipv6_pinfo *np = inet6_sk(sk);
+ if (ext & (1 << (INET_DIAG_TCLASS - 1)))
+ RTA_PUT_U8(skb, INET_DIAG_TCLASS, np->tclass);
+
ipv6_addr_copy((struct in6_addr *)r->id.idiag_src,
&np->rcv_saddr);
ipv6_addr_copy((struct in6_addr *)r->id.idiag_dst,
&np->daddr);
- if (ext & (1 << (INET_DIAG_TCLASS - 1)))
- RTA_PUT_U8(skb, INET_DIAG_TCLASS, np->tclass);
}
#endif