diff options
Diffstat (limited to 'net/ipv6/datagram.c')
-rw-r--r-- | net/ipv6/datagram.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index 9dd3882fe..37874e2f3 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -450,9 +450,10 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) copied = len; } err = skb_copy_datagram_msg(skb, 0, msg, copied); - if (err) - goto out_free_skb; - + if (unlikely(err)) { + kfree_skb(skb); + return err; + } sock_recv_timestamp(msg, sk, skb); serr = SKB_EXT_ERR(skb); @@ -509,8 +510,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) msg->msg_flags |= MSG_ERRQUEUE; err = copied; -out_free_skb: - kfree_skb(skb); + consume_skb(skb); out: return err; } @@ -727,13 +727,13 @@ EXPORT_SYMBOL_GPL(ip6_datagram_recv_ctl); int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg, struct flowi6 *fl6, - struct ipv6_txoptions *opt, - int *hlimit, int *tclass, int *dontfrag) + struct ipcm6_cookie *ipc6, struct sockcm_cookie *sockc) { struct in6_pktinfo *src_info; struct cmsghdr *cmsg; struct ipv6_rt_hdr *rthdr; struct ipv6_opt_hdr *hdr; + struct ipv6_txoptions *opt = ipc6->opt; int len; int err = 0; @@ -745,6 +745,13 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk, goto exit_f; } + if (cmsg->cmsg_level == SOL_SOCKET) { + err = __sock_cmsg_send(sk, msg, cmsg, sockc); + if (err) + return err; + continue; + } + if (cmsg->cmsg_level != SOL_IPV6) continue; @@ -946,8 +953,8 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk, goto exit_f; } - *hlimit = *(int *)CMSG_DATA(cmsg); - if (*hlimit < -1 || *hlimit > 0xff) { + ipc6->hlimit = *(int *)CMSG_DATA(cmsg); + if (ipc6->hlimit < -1 || ipc6->hlimit > 0xff) { err = -EINVAL; goto exit_f; } @@ -967,7 +974,7 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk, goto exit_f; err = 0; - *tclass = tc; + ipc6->tclass = tc; break; } @@ -985,7 +992,7 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk, goto exit_f; err = 0; - *dontfrag = df; + ipc6->dontfrag = df; break; } |