diff options
34 files changed, 68 insertions, 78 deletions
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c index 5cefb479c70..1be82284cf9 100644 --- a/drivers/isdn/mISDN/socket.c +++ b/drivers/isdn/mISDN/socket.c @@ -135,7 +135,7 @@ mISDN_sock_recvmsg(struct kiocb *iocb, struct socket *sock, return err; if (msg->msg_name) { - struct sockaddr_mISDN *maddr = msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_mISDN *, maddr, msg->msg_name); maddr->family = AF_ISDN; maddr->dev = _pms(sk)->dev->id; @@ -179,7 +179,6 @@ mISDN_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct sock *sk = sock->sk; struct sk_buff *skb; int err = -ENOMEM; - struct sockaddr_mISDN *maddr; if (*debug & DEBUG_SOCKET) printk(KERN_DEBUG "%s: len %d flags %x ch %d proto %x\n", @@ -214,7 +213,7 @@ mISDN_sock_sendmsg(struct kiocb *iocb, struct socket *sock, if (msg->msg_namelen >= sizeof(struct sockaddr_mISDN)) { /* if we have a address, we use it */ - maddr = (struct sockaddr_mISDN *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_mISDN *, maddr, msg->msg_name); mISDN_HEAD_ID(skb) = maddr->channel; } else { /* use default for L2 messages */ if ((sk->sk_protocol == ISDN_P_LAPD_TE) || diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index 7d424ac6e76..02806c6b2ff 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -1566,7 +1566,7 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr { struct sock *sk = sock->sk; struct atalk_sock *at = at_sk(sk); - struct sockaddr_at *usat = (struct sockaddr_at *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_at *, usat, msg->msg_name); int flags = msg->msg_flags; int loopback = 0; struct sockaddr_at local_satalk, gsat; @@ -1764,7 +1764,7 @@ static int atalk_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr err = skb_copy_datagram_iovec(skb, offset, msg->msg_iov, copied); if (!err && msg->msg_name) { - struct sockaddr_at *sat = msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_at *, sat, msg->msg_name); sat->sat_family = AF_APPLETALK; sat->sat_port = ddp->deh_sport; sat->sat_addr.s_node = ddp->deh_snode; diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 7bb1605bdfd..c35c3f48fc0 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -1435,7 +1435,7 @@ out: static int ax25_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len) { - struct sockaddr_ax25 *usax = (struct sockaddr_ax25 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ax25 *, usax, msg->msg_name); struct sock *sk = sock->sk; struct sockaddr_ax25 sax; struct sk_buff *skb; @@ -1640,7 +1640,7 @@ static int ax25_recvmsg(struct kiocb *iocb, struct socket *sock, ax25_digi digi; ax25_address src; const unsigned char *mac = skb_mac_header(skb); - struct sockaddr_ax25 *sax = msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ax25 *, sax, msg->msg_name); memset(sax, 0, sizeof(struct full_sockaddr_ax25)); ax25_addr_parse(mac + 1, skb->data - mac - 1, &src, NULL, diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 20ef748b290..d58f76bcebd 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -1413,7 +1413,7 @@ static void l2cap_sock_destruct(struct sock *sk) static void l2cap_skb_msg_name(struct sk_buff *skb, void *msg_name, int *msg_namelen) { - struct sockaddr_l2 *la = (struct sockaddr_l2 *) msg_name; + DECLARE_SOCKADDR(struct sockaddr_l2 *, la, msg_name); memset(la, 0, sizeof(struct sockaddr_l2)); la->l2_family = AF_BLUETOOTH; diff --git a/net/can/bcm.c b/net/can/bcm.c index 46f20bfafc0..3fc737b214c 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -1256,8 +1256,7 @@ static int bcm_sendmsg(struct kiocb *iocb, struct socket *sock, if (!ifindex && msg->msg_name) { /* no bound device as default => check msg_name */ - struct sockaddr_can *addr = - (struct sockaddr_can *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_can *, addr, msg->msg_name); if (msg->msg_namelen < sizeof(*addr)) return -EINVAL; @@ -1568,6 +1567,7 @@ static int bcm_recvmsg(struct kiocb *iocb, struct socket *sock, sock_recv_ts_and_drops(msg, sk, skb); if (msg->msg_name) { + __sockaddr_check_size(sizeof(struct sockaddr_can)); msg->msg_namelen = sizeof(struct sockaddr_can); memcpy(msg->msg_name, skb->cb, msg->msg_namelen); } diff --git a/net/can/raw.c b/net/can/raw.c index 641e1c89512..07d72d85232 100644 --- a/net/can/raw.c +++ b/net/can/raw.c @@ -675,8 +675,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock, int err; if (msg->msg_name) { - struct sockaddr_can *addr = - (struct sockaddr_can *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_can *, addr, msg->msg_name); if (msg->msg_namelen < sizeof(*addr)) return -EINVAL; @@ -775,6 +774,7 @@ static int raw_recvmsg(struct kiocb *iocb, struct socket *sock, sock_recv_ts_and_drops(msg, sk, skb); if (msg->msg_name) { + __sockaddr_check_size(sizeof(struct sockaddr_can)); msg->msg_namelen = sizeof(struct sockaddr_can); memcpy(msg->msg_name, skb->cb, msg->msg_namelen); } diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c index dd4d506ef92..2954dcbca83 100644 --- a/net/decnet/af_decnet.c +++ b/net/decnet/af_decnet.c @@ -1808,6 +1808,7 @@ out: rv = (flags & MSG_PEEK) ? -sk->sk_err : sock_error(sk); if ((rv >= 0) && msg->msg_name) { + __sockaddr_check_size(sizeof(struct sockaddr_dn)); memcpy(msg->msg_name, &scp->peer, sizeof(struct sockaddr_dn)); msg->msg_namelen = sizeof(struct sockaddr_dn); } @@ -1914,7 +1915,7 @@ static int dn_sendmsg(struct kiocb *iocb, struct socket *sock, int err = 0; size_t sent = 0; int addr_len = msg->msg_namelen; - struct sockaddr_dn *addr = (struct sockaddr_dn *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_dn *, addr, msg->msg_name); struct sk_buff *skb = NULL; struct dn_skb_cb *cb; size_t len; diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c index 1865fdf5a5a..1846c1fe0d0 100644 --- a/net/ieee802154/dgram.c +++ b/net/ieee802154/dgram.c @@ -291,9 +291,7 @@ static int dgram_recvmsg(struct kiocb *iocb, struct sock *sk, size_t copied = 0; int err = -EOPNOTSUPP; struct sk_buff *skb; - struct sockaddr_ieee802154 *saddr; - - saddr = (struct sockaddr_ieee802154 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ieee802154 *, saddr, msg->msg_name); skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index a9fc435dc89..22f15eb1c26 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -390,7 +390,7 @@ 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; - struct sockaddr_in *sin; + DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name); struct { struct sock_extended_err ee; struct sockaddr_in offender; @@ -416,7 +416,6 @@ int ip_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) serr = SKB_EXT_ERR(skb); - sin = (struct sockaddr_in *)msg->msg_name; if (sin) { sin->sin_family = AF_INET; sin->sin_addr.s_addr = *(__be32 *)(skb_network_header(skb) + diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index cae5262a337..e09e8839d62 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -700,7 +700,7 @@ static int ping_v4_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m */ if (msg->msg_name) { - struct sockaddr_in *usin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, usin, msg->msg_name); if (msg->msg_namelen < sizeof(*usin)) return -EINVAL; if (usin->sin_family != AF_INET) @@ -873,7 +873,7 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, /* Copy the address and add cmsg data. */ if (family == AF_INET) { - struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name); if (sin) { sin->sin_family = AF_INET; @@ -890,8 +890,7 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, } else if (family == AF_INET6) { struct ipv6_pinfo *np = inet6_sk(sk); struct ipv6hdr *ip6 = ipv6_hdr(skb); - struct sockaddr_in6 *sin6 = - (struct sockaddr_in6 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name); if (sin6) { sin6->sin6_family = AF_INET6; diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 81e6cfd5a36..c04518f4850 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -493,7 +493,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, */ if (msg->msg_namelen) { - struct sockaddr_in *usin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, usin, msg->msg_name); err = -EINVAL; if (msg->msg_namelen < sizeof(*usin)) goto out; @@ -690,7 +690,7 @@ static int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, struct inet_sock *inet = inet_sk(sk); size_t copied = 0; int err = -EOPNOTSUPP; - struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name); struct sk_buff *skb; if (flags & MSG_OOB) diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 3d3141fd058..77bd16fa9f3 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -902,7 +902,7 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, * Get and verify the address. */ if (msg->msg_name) { - struct sockaddr_in *usin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, usin, msg->msg_name); if (msg->msg_namelen < sizeof(*usin)) return -EINVAL; if (usin->sin_family != AF_INET) { @@ -1226,7 +1226,7 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len, int noblock, int flags, int *addr_len) { struct inet_sock *inet = inet_sk(sk); - struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name); struct sk_buff *skb; unsigned int ulen, copied; int peeked, off = 0; diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index 6983058942e..bce73cbd203 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -322,7 +322,7 @@ 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; struct sk_buff *skb, *skb2; - struct sockaddr_in6 *sin; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin, msg->msg_name); struct { struct sock_extended_err ee; struct sockaddr_in6 offender; @@ -348,7 +348,6 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) serr = SKB_EXT_ERR(skb); - sin = (struct sockaddr_in6 *)msg->msg_name; if (sin) { const unsigned char *nh = skb_network_header(skb); sin->sin6_family = AF_INET6; @@ -429,8 +428,8 @@ int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len, { struct ipv6_pinfo *np = inet6_sk(sk); struct sk_buff *skb; - struct sockaddr_in6 *sin; struct ip6_mtuinfo mtu_info; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin, msg->msg_name); int err; int copied; @@ -452,7 +451,6 @@ int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len, memcpy(&mtu_info, IP6CBMTU(skb), sizeof(mtu_info)); - sin = (struct sockaddr_in6 *)msg->msg_name; if (sin) { sin->sin6_family = AF_INET6; sin->sin6_flowinfo = 0; diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c index 15d23b8c212..cd71f3a540b 100644 --- a/net/ipv6/ping.c +++ b/net/ipv6/ping.c @@ -103,7 +103,7 @@ int ping_v6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, return err; if (msg->msg_name) { - struct sockaddr_in6 *u = (struct sockaddr_in6 *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in6 *, u, msg->msg_name); if (msg->msg_namelen < sizeof(struct sockaddr_in6) || u->sin6_family != AF_INET6) { return -EINVAL; diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 5f10b7ea7cc..b4523117aea 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -457,7 +457,7 @@ static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk, int noblock, int flags, int *addr_len) { struct ipv6_pinfo *np = inet6_sk(sk); - struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name); struct sk_buff *skb; size_t copied; int err; @@ -734,7 +734,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len) { struct ipv6_txoptions opt_space; - struct sockaddr_in6 * sin6 = (struct sockaddr_in6 *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name); struct in6_addr *daddr, *final_p, final; struct inet_sock *inet = inet_sk(sk); struct ipv6_pinfo *np = inet6_sk(sk); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index fa9d988f401..233c3ab6aee 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -460,9 +460,7 @@ try_again: /* Copy the address. */ if (msg->msg_name) { - struct sockaddr_in6 *sin6; - - sin6 = (struct sockaddr_in6 *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name); sin6->sin6_family = AF_INET6; sin6->sin6_port = udp_hdr(skb)->source; sin6->sin6_flowinfo = 0; @@ -1041,7 +1039,7 @@ int udpv6_sendmsg(struct kiocb *iocb, struct sock *sk, struct udp_sock *up = udp_sk(sk); struct inet_sock *inet = inet_sk(sk); struct ipv6_pinfo *np = inet6_sk(sk); - struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in6 *, sin6, msg->msg_name); struct in6_addr *daddr, *final_p, final; struct ipv6_txoptions *opt = NULL; struct ip6_flowlabel *flowlabel = NULL; diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c index e096025b477..994e28bfb32 100644 --- a/net/ipx/af_ipx.c +++ b/net/ipx/af_ipx.c @@ -1707,7 +1707,7 @@ static int ipx_sendmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct ipx_sock *ipxs = ipx_sk(sk); - struct sockaddr_ipx *usipx = (struct sockaddr_ipx *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ipx *, usipx, msg->msg_name); struct sockaddr_ipx local_sipx; int rc = -EINVAL; int flags = msg->msg_flags; @@ -1774,7 +1774,7 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct ipx_sock *ipxs = ipx_sk(sk); - struct sockaddr_ipx *sipx = (struct sockaddr_ipx *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ipx *, sipx, msg->msg_name); struct ipxhdr *ipx = NULL; struct sk_buff *skb; int copied, rc; diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c index 73baf9b346b..54747c25c86 100644 --- a/net/irda/af_irda.c +++ b/net/irda/af_irda.c @@ -1652,7 +1652,7 @@ static int irda_sendmsg_ultra(struct kiocb *iocb, struct socket *sock, /* Check if an address was specified with sendto. Jean II */ if (msg->msg_name) { - struct sockaddr_irda *addr = (struct sockaddr_irda *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_irda *, addr, msg->msg_name); err = -EINVAL; /* Check address, extract pid. Jean II */ if (msg->msg_namelen < sizeof(*addr)) diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index da1a1cee1a0..0b44d855269 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -403,7 +403,7 @@ static int l2tp_ip_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m /* Get and verify the address. */ if (msg->msg_name) { - struct sockaddr_l2tpip *lip = (struct sockaddr_l2tpip *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_l2tpip *, lip, msg->msg_name); rc = -EINVAL; if (msg->msg_namelen < sizeof(*lip)) goto out; @@ -512,7 +512,7 @@ static int l2tp_ip_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m struct inet_sock *inet = inet_sk(sk); size_t copied = 0; int err = -EOPNOTSUPP; - struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name); struct sk_buff *skb; if (flags & MSG_OOB) diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 29487a8f7fa..aab5f74e91e 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -481,8 +481,7 @@ static int l2tp_ip6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len) { struct ipv6_txoptions opt_space; - struct sockaddr_l2tpip6 *lsa = - (struct sockaddr_l2tpip6 *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_l2tpip6 *, lsa, msg->msg_name); struct in6_addr *daddr, *final_p, final; struct ipv6_pinfo *np = inet6_sk(sk); struct ipv6_txoptions *opt = NULL; @@ -652,7 +651,7 @@ static int l2tp_ip6_recvmsg(struct kiocb *iocb, struct sock *sk, int flags, int *addr_len) { struct ipv6_pinfo *np = inet6_sk(sk); - struct sockaddr_l2tpip6 *lsa = (struct sockaddr_l2tpip6 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_l2tpip6 *, lsa, msg->msg_name); size_t copied = 0; int err = -EOPNOTSUPP; struct sk_buff *skb; diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c index c71b699eb55..0080d2b0a8a 100644 --- a/net/llc/af_llc.c +++ b/net/llc/af_llc.c @@ -707,7 +707,7 @@ out: static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len, int flags) { - struct sockaddr_llc *uaddr = (struct sockaddr_llc *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_llc *, uaddr, msg->msg_name); const int nonblock = flags & MSG_DONTWAIT; struct sk_buff *skb = NULL; struct sock *sk = sock->sk; @@ -884,7 +884,7 @@ static int llc_ui_sendmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct llc_sock *llc = llc_sk(sk); - struct sockaddr_llc *addr = (struct sockaddr_llc *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_llc *, addr, msg->msg_name); int flags = msg->msg_flags; int noblock = flags & MSG_DONTWAIT; struct sk_buff *skb; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 34a656d9017..fdf51353cf7 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -2222,7 +2222,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, struct sock_iocb *siocb = kiocb_to_siocb(kiocb); struct sock *sk = sock->sk; struct netlink_sock *nlk = nlk_sk(sk); - struct sockaddr_nl *addr = msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_nl *, addr, msg->msg_name); u32 dst_portid; u32 dst_group; struct sk_buff *skb; @@ -2353,7 +2353,7 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock, err = skb_copy_datagram_iovec(data_skb, 0, msg->msg_iov, copied); if (msg->msg_name) { - struct sockaddr_nl *addr = (struct sockaddr_nl *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_nl *, addr, msg->msg_name); addr->nl_family = AF_NETLINK; addr->nl_pad = 0; addr->nl_pid = NETLINK_CB(skb).portid; diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 53c19a35fc6..b74aa075552 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -1028,7 +1028,7 @@ static int nr_sendmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct nr_sock *nr = nr_sk(sk); - struct sockaddr_ax25 *usax = (struct sockaddr_ax25 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ax25 *, usax, msg->msg_name); int err; struct sockaddr_ax25 sax; struct sk_buff *skb; @@ -1137,7 +1137,7 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t size, int flags) { struct sock *sk = sock->sk; - struct sockaddr_ax25 *sax = (struct sockaddr_ax25 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ax25 *, sax, msg->msg_name); size_t copied; struct sk_buff *skb; int er; diff --git a/net/nfc/llcp_sock.c b/net/nfc/llcp_sock.c index 4a53bb58a46..51f077a92fa 100644 --- a/net/nfc/llcp_sock.c +++ b/net/nfc/llcp_sock.c @@ -769,8 +769,8 @@ static int llcp_sock_sendmsg(struct kiocb *iocb, struct socket *sock, lock_sock(sk); if (sk->sk_type == SOCK_DGRAM) { - struct sockaddr_nfc_llcp *addr = - (struct sockaddr_nfc_llcp *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_nfc_llcp *, addr, + msg->msg_name); if (msg->msg_namelen < sizeof(*addr)) { release_sock(sk); @@ -842,8 +842,8 @@ static int llcp_sock_recvmsg(struct kiocb *iocb, struct socket *sock, if (sk->sk_type == SOCK_DGRAM && msg->msg_name) { struct nfc_llcp_ui_cb *ui_cb = nfc_llcp_ui_skb_cb(skb); - struct sockaddr_nfc_llcp *sockaddr = - (struct sockaddr_nfc_llcp *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_nfc_llcp *, sockaddr, + msg->msg_name); msg->msg_namelen = sizeof(struct sockaddr_nfc_llcp); diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 12f2f725a94..d711ecbbb9d 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1584,7 +1584,7 @@ static int packet_sendmsg_spkt(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len) { struct sock *sk = sock->sk; - struct sockaddr_pkt *saddr = (struct sockaddr_pkt *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_pkt *, saddr, msg->msg_name); struct sk_buff *skb = NULL; struct net_device *dev; __be16 proto = 0; @@ -2196,7 +2196,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) __be16 proto; int err, reserve = 0; void *ph; - struct sockaddr_ll *saddr = (struct sockaddr_ll *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ll *, saddr, msg->msg_name); bool need_wait = !(msg->msg_flags & MSG_DONTWAIT); int tp_len, size_max; unsigned char *addr; @@ -2346,7 +2346,7 @@ static struct sk_buff *packet_alloc_skb(struct sock *sk, size_t prepad, static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) { struct sock *sk = sock->sk; - struct sockaddr_ll *saddr = (struct sockaddr_ll *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_ll *, saddr, msg->msg_name); struct sk_buff *skb; struct net_device *dev; __be16 proto; @@ -2922,6 +2922,7 @@ static int packet_recvmsg(struct kiocb *iocb, struct socket *sock, * in, we fill it in now. */ if (sock->type == SOCK_PACKET) { + __sockaddr_check_size(sizeof(struct sockaddr_pkt)); msg->msg_namelen = sizeof(struct sockaddr_pkt); } else { struct sockaddr_ll *sll = &PACKET_SKB_CB(skb)->sa.ll; diff --git a/net/phonet/datagram.c b/net/phonet/datagram.c index 38946b26e47..290352c0e6b 100644 --- a/net/phonet/datagram.c +++ b/net/phonet/datagram.c @@ -86,7 +86,7 @@ static int pn_init(struct sock *sk) static int pn_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len) { - struct sockaddr_pn *target; + DECLARE_SOCKADDR(struct sockaddr_pn *, target, msg->msg_name); struct sk_buff *skb; int err; @@ -94,13 +94,12 @@ static int pn_sendmsg(struct kiocb *iocb, struct sock *sk, MSG_CMSG_COMPAT)) return -EOPNOTSUPP; - if (msg->msg_name == NULL) + if (target == NULL) return -EDESTADDRREQ; if (msg->msg_namelen < sizeof(struct sockaddr_pn)) return -EINVAL; - target = (struct sockaddr_pn *)msg->msg_name; if (target->spn_family != AF_PHONET) return -EAFNOSUPPORT; @@ -160,6 +159,7 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk, rval = (flags & MSG_TRUNC) ? skb->len : copylen; if (msg->msg_name != NULL) { + __sockaddr_check_size(sizeof(sa)); memcpy(msg->msg_name, &sa, sizeof(sa)); *addr_len = sizeof(sa); } diff --git a/net/rds/recv.c b/net/rds/recv.c index de339b24ca1..bd82522534f 100644 --- a/net/rds/recv.c +++ b/net/rds/recv.c @@ -402,7 +402,7 @@ int rds_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, struct rds_sock *rs = rds_sk_to_rs(sk); long timeo; int ret = 0, nonblock = msg_flags & MSG_DONTWAIT; - struct sockaddr_in *sin; + DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name); struct rds_incoming *inc = NULL; /* udp_recvmsg()->sock_recvtimeo() gets away without locking too.. */ @@ -479,7 +479,6 @@ int rds_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, rds_stats_inc(s_recv_delivered); - sin = (struct sockaddr_in *)msg->msg_name; if (sin) { sin->sin_family = AF_INET; sin->sin_port = inc->i_hdr.h_sport; diff --git a/net/rds/send.c b/net/rds/send.c index 88eace57dd6..a82fb660ec0 100644 --- a/net/rds/send.c +++ b/net/rds/send.c @@ -922,7 +922,7 @@ int rds_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, { struct sock *sk = sock->sk; struct rds_sock *rs = rds_sk_to_rs(sk); - struct sockaddr_in *usin = (struct sockaddr_in *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_in *, usin, msg->msg_name); __be32 daddr; __be16 dport; struct rds_message *rm = NULL; diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index d080eb4b0d2..c2cca2ee6ae 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -1051,7 +1051,7 @@ static int rose_sendmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct rose_sock *rose = rose_sk(sk); - struct sockaddr_rose *usrose = (struct sockaddr_rose *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_rose *, usrose, msg->msg_name); int err; struct full_sockaddr_rose srose; struct sk_buff *skb; @@ -1253,7 +1253,8 @@ static int rose_recvmsg(struct kiocb *iocb, struct socket *sock, if (msg->msg_name) { struct sockaddr_rose *srose; - struct full_sockaddr_rose *full_srose = msg->msg_name; + DECLARE_SOCKADDR(struct full_sockaddr_rose *, full_srose, + msg->msg_name); memset(msg->msg_name, 0, sizeof(struct full_sockaddr_rose)); srose = msg->msg_name; diff --git a/net/rxrpc/ar-output.c b/net/rxrpc/ar-output.c index e1ac183d50b..d0e8f1c1898 100644 --- a/net/rxrpc/ar-output.c +++ b/net/rxrpc/ar-output.c @@ -152,8 +152,8 @@ int rxrpc_client_sendmsg(struct kiocb *iocb, struct rxrpc_sock *rx, if (trans) { service_id = rx->service_id; if (msg->msg_name) { - struct sockaddr_rxrpc *srx = - (struct sockaddr_rxrpc *) msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_rxrpc *, srx, + msg->msg_name); service_id = htons(srx->srx_service); } key = rx->key; diff --git a/net/tipc/socket.c b/net/tipc/socket.c index eab17eb9ca1..aab4948f0af 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -608,7 +608,7 @@ static int send_msg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct tipc_port *tport = tipc_sk_port(sk); - struct sockaddr_tipc *dest = (struct sockaddr_tipc *)m->msg_name; + DECLARE_SOCKADDR(struct sockaddr_tipc *, dest, m->msg_name); int needs_conn; long timeo; int res = -EINVAL; @@ -736,7 +736,7 @@ static int send_packet(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct tipc_port *tport = tipc_sk_port(sk); - struct sockaddr_tipc *dest = (struct sockaddr_tipc *)m->msg_name; + DECLARE_SOCKADDR(struct sockaddr_tipc *, dest, m->msg_name); int res = -EINVAL; long timeo; @@ -906,7 +906,7 @@ static int auto_connect(struct socket *sock, struct tipc_msg *msg) */ static void set_orig_addr(struct msghdr *m, struct tipc_msg *msg) { - struct sockaddr_tipc *addr = (struct sockaddr_tipc *)m->msg_name; + DECLARE_SOCKADDR(struct sockaddr_tipc *, addr, m->msg_name); if (addr) { addr->family = AF_TIPC; diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 800ca61758f..29fc8bee970 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -1450,7 +1450,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock, struct sock *sk = sock->sk; struct net *net = sock_net(sk); struct unix_sock *u = unix_sk(sk); - struct sockaddr_un *sunaddr = msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_un *, sunaddr, msg->msg_name); struct sock *other = NULL; int namelen = 0; /* fake GCC */ int err; @@ -1912,7 +1912,7 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock, struct scm_cookie tmp_scm; struct sock *sk = sock->sk; struct unix_sock *u = unix_sk(sk); - struct sockaddr_un *sunaddr = msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_un *, sunaddr, msg->msg_name); int copied = 0; int check_creds = 0; int target; diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c index 687360da62d..9bb63ffec4f 100644 --- a/net/vmw_vsock/vmci_transport.c +++ b/net/vmw_vsock/vmci_transport.c @@ -1779,10 +1779,8 @@ static int vmci_transport_dgram_dequeue(struct kiocb *kiocb, goto out; if (msg->msg_name) { - struct sockaddr_vm *vm_addr; - /* Provide the address of the sender. */ - vm_addr = (struct sockaddr_vm *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_vm *, vm_addr, msg->msg_name); vsock_addr_init(vm_addr, dg->src.context, dg->src.resource); msg->msg_namelen = sizeof(*vm_addr); } diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index c8a8297cd4b..6177479c7de 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -1082,7 +1082,7 @@ static int x25_sendmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct x25_sock *x25 = x25_sk(sk); - struct sockaddr_x25 *usx25 = (struct sockaddr_x25 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_x25 *, usx25, msg->msg_name); struct sockaddr_x25 sx25; struct sk_buff *skb; unsigned char *asmptr; @@ -1258,7 +1258,7 @@ static int x25_recvmsg(struct kiocb *iocb, struct socket *sock, { struct sock *sk = sock->sk; struct x25_sock *x25 = x25_sk(sk); - struct sockaddr_x25 *sx25 = (struct sockaddr_x25 *)msg->msg_name; + DECLARE_SOCKADDR(struct sockaddr_x25 *, sx25, msg->msg_name); size_t copied; int qbit, header_len; struct sk_buff *skb; |