diff options
Diffstat (limited to 'net/ipv6/udp.c')
| -rw-r--r-- | net/ipv6/udp.c | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 390d750449ce..69b146843a20 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -483,7 +483,7 @@ static int udpv6_rcv(struct sk_buff **pskb, unsigned int *nhoffp) } if (ulen < skb->len) { - if (__pskb_trim(skb, ulen)) + if (pskb_trim_rcsum(skb, ulen)) goto discard; saddr = &skb->nh.ipv6h->saddr; daddr = &skb->nh.ipv6h->daddr; @@ -637,6 +637,7 @@ static int udpv6_sendmsg(struct kiocb *iocb, struct sock *sk, int addr_len = msg->msg_namelen; int ulen = len; int hlimit = -1; + int tclass = -1; int corkreq = up->corkflag || msg->msg_flags&MSG_MORE; int err; @@ -758,7 +759,7 @@ do_udp_sendmsg: memset(opt, 0, sizeof(struct ipv6_txoptions)); opt->tot_len = sizeof(*opt); - err = datagram_send_ctl(msg, fl, opt, &hlimit); + err = datagram_send_ctl(msg, fl, opt, &hlimit, &tclass); if (err < 0) { fl6_sock_release(flowlabel); return err; @@ -773,8 +774,7 @@ do_udp_sendmsg: } if (opt == NULL) opt = np->opt; - if (flowlabel) - opt = fl6_merge_options(&opt_space, flowlabel, opt); + opt = fl6_merge_options(&opt_space, flowlabel, opt); fl->proto = IPPROTO_UDP; ipv6_addr_copy(&fl->fl6_dst, daddr); @@ -799,10 +799,8 @@ do_udp_sendmsg: if (final_p) ipv6_addr_copy(&fl->fl6_dst, final_p); - if ((err = xfrm_lookup(&dst, fl, sk, 0)) < 0) { - dst_release(dst); + if ((err = xfrm_lookup(&dst, fl, sk, 0)) < 0) goto out; - } if (hlimit < 0) { if (ipv6_addr_is_multicast(&fl->fl6_dst)) @@ -815,6 +813,12 @@ do_udp_sendmsg: hlimit = ipv6_get_hoplimit(dst->dev); } + if (tclass < 0) { + tclass = np->tclass; + if (tclass < 0) + tclass = 0; + } + if (msg->msg_flags&MSG_CONFIRM) goto do_confirm; back_from_confirm: @@ -834,9 +838,10 @@ back_from_confirm: do_append_data: up->len += ulen; - err = ip6_append_data(sk, ip_generic_getfrag, msg->msg_iov, ulen, sizeof(struct udphdr), - hlimit, opt, fl, (struct rt6_info*)dst, - corkreq ? msg->msg_flags|MSG_MORE : msg->msg_flags); + err = ip6_append_data(sk, ip_generic_getfrag, msg->msg_iov, ulen, + sizeof(struct udphdr), hlimit, tclass, opt, fl, + (struct rt6_info*)dst, + corkreq ? msg->msg_flags|MSG_MORE : msg->msg_flags); if (err) udp_v6_flush_pending_frames(sk); else if (!corkreq) |