diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/ip_sockglue.c | 3 | ||||
| -rw-r--r-- | net/ipv4/ping.c | 2 | ||||
| -rw-r--r-- | net/ipv4/raw.c | 2 | ||||
| -rw-r--r-- | net/ipv4/udp.c | 2 | ||||
| -rw-r--r-- | net/ipv6/datagram.c | 7 | ||||
| -rw-r--r-- | net/ipv6/raw.c | 4 | ||||
| -rw-r--r-- | net/ipv6/udp.c | 4 |
7 files changed, 14 insertions, 10 deletions
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 3b360023a821..542a9c14cc34 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -374,7 +374,7 @@ void ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 port, u32 inf /* * Handle MSG_ERRQUEUE */ -int ip_recv_error(struct sock *sk, struct msghdr *msg, int len) +int ip_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) { struct sock_exterr_skb *serr; struct sk_buff *skb, *skb2; @@ -411,6 +411,7 @@ int ip_recv_error(struct sock *sk, struct msghdr *msg, int len) serr->addr_offset); sin->sin_port = serr->port; memset(&sin->sin_zero, 0, sizeof(sin->sin_zero)); + *addr_len = sizeof(*sin); } memcpy(&errhdr.ee, &serr->ee, sizeof(struct sock_extended_err)); diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 41fea2df2d04..a1f6b34a0e5c 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -632,7 +632,7 @@ static int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, goto out; if (flags & MSG_ERRQUEUE) - return ip_recv_error(sk, msg, len); + return ip_recv_error(sk, msg, len, addr_len); skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index c676d07a8990..cfded931accc 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -687,7 +687,7 @@ static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, goto out; if (flags & MSG_ERRQUEUE) { - err = ip_recv_error(sk, msg, len); + err = ip_recv_error(sk, msg, len, addr_len); goto out; } diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 239fb286570c..55098a635b1c 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1175,7 +1175,7 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, bool slow; if (flags & MSG_ERRQUEUE) - return ip_recv_error(sk, msg, len); + return ip_recv_error(sk, msg, len, addr_len); try_again: skb = __skb_recv_datagram(sk, flags | (noblock ? MSG_DONTWAIT : 0), diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index e2480691c220..144c1053776b 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -315,7 +315,7 @@ void ipv6_local_rxpmtu(struct sock *sk, struct flowi6 *fl6, u32 mtu) /* * Handle MSG_ERRQUEUE */ -int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len) +int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) { struct ipv6_pinfo *np = inet6_sk(sk); struct sock_exterr_skb *serr; @@ -366,6 +366,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len) ipv6_addr_set_v4mapped(*(__be32 *)(nh + serr->addr_offset), &sin->sin6_addr); } + *addr_len = sizeof(*sin); } memcpy(&errhdr.ee, &serr->ee, sizeof(struct sock_extended_err)); @@ -418,7 +419,8 @@ out: /* * Handle IPV6_RECVPATHMTU */ -int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len) +int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len, + int *addr_len) { struct ipv6_pinfo *np = inet6_sk(sk); struct sk_buff *skb; @@ -452,6 +454,7 @@ int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len) sin->sin6_port = 0; sin->sin6_scope_id = mtu_info.ip6m_addr.sin6_scope_id; ipv6_addr_copy(&sin->sin6_addr, &mtu_info.ip6m_addr.sin6_addr); + *addr_len = sizeof(*sin); } put_cmsg(msg, SOL_IPV6, IPV6_PATHMTU, sizeof(mtu_info), &mtu_info); diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 3278f27f3dd1..9ecbc846b31d 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -457,10 +457,10 @@ static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk, return -EOPNOTSUPP; if (flags & MSG_ERRQUEUE) - return ipv6_recv_error(sk, msg, len); + return ipv6_recv_error(sk, msg, len, addr_len); if (np->rxpmtu && np->rxopt.bits.rxpmtu) - return ipv6_recv_rxpmtu(sk, msg, len); + return ipv6_recv_rxpmtu(sk, msg, len, addr_len); skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 391329ebf03e..f8bec1e5fd4a 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -348,10 +348,10 @@ int udpv6_recvmsg(struct kiocb *iocb, struct sock *sk, bool slow; if (flags & MSG_ERRQUEUE) - return ipv6_recv_error(sk, msg, len); + return ipv6_recv_error(sk, msg, len, addr_len); if (np->rxpmtu && np->rxopt.bits.rxpmtu) - return ipv6_recv_rxpmtu(sk, msg, len); + return ipv6_recv_rxpmtu(sk, msg, len, addr_len); try_again: skb = __skb_recv_datagram(sk, flags | (noblock ? MSG_DONTWAIT : 0), |