From: Maciej Żenczykowski Date: Tue, 22 Nov 2011 21:03:10 +0000 (-0500) Subject: net-netlink: fix diag to export IPv4 tos for dual-stack IPv6 sockets X-Git-Tag: MMI-PSA29.97-13-9~17939^2~49 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=717b6d83664646963c71d014c71babaa802333b9;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git net-netlink: fix diag to export IPv4 tos for dual-stack IPv6 sockets Signed-off-by: Maciej Żenczykowski Signed-off-by: David S. Miller --- diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c index 68e8ac514383..ccee270a9b65 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