[17/22] net/ipv4: remove compat_ip_{get,set}sockopt

Message ID	20200717062331.691152-18-hch@lst.de (mailing list archive)
State	Awaiting Upstream
Headers	show Return-Path: <SRS0=NfXf=A4=vger.kernel.org=linux-wpan-owner@kernel.org> From: Christoph Hellwig <hch@lst.de> To: "David S. Miller" <davem@davemloft.net> Cc: Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, Chas Williams <3chas3@gmail.com>, Pablo Neira Ayuso <pablo@netfilter.org>, Jozsef Kadlecsik <kadlec@netfilter.org>, Florian Westphal <fw@strlen.de>, Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>, Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, netfilter-devel@vger.kernel.org, linux-sctp@vger.kernel.org, linux-arch@vger.kernel.org, linux-bluetooth@vger.kernel.org, bridge@lists.linux-foundation.org, linux-can@vger.kernel.org, dccp@vger.kernel.org, linux-wpan@vger.kernel.org, mptcp@lists.01.org Subject: [PATCH 17/22] net/ipv4: remove compat_ip_{get,set}sockopt Date: Fri, 17 Jul 2020 08:23:26 +0200 Message-Id: <20200717062331.691152-18-hch@lst.de> In-Reply-To: <20200717062331.691152-1-hch@lst.de> References: <20200717062331.691152-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-wpan-owner@vger.kernel.org Precedence: bulk
Series	[01/22] net/atm: remove the atmdev_ops {get,set}sockopt methods \| expand [01/22] net/atm: remove the atmdev_ops {get,set}sockopt methods [02/22] net: streamline __sys_setsockopt [03/22] net: streamline __sys_getsockopt [04/22] net: simplify cBPF setsockopt compat handling [05/22] net: remove compat_sock_common_{get,set}sockopt [06/22] net: remove compat_sys_{get,set}sockopt [07/22] netfilter/arp_tables: clean up compat {get,set}sockopt handling [08/22] netfilter/ip_tables: clean up compat {get,set}sockopt handling [09/22] netfilter/ip6_tables: clean up compat {get,set}sockopt handling [10/22] netfilter/ebtables: clean up compat {get,set}sockopt handling [11/22] netfilter: remove the compat_{get,set} methods [12/22] netfilter: remove the compat argument to xt_copy_counters_from_user [13/22] netfilter: split nf_sockopt [14/22] net/ipv4: factor out MCAST_MSFILTER getsockopt helpers [15/22] net/ipv4: factor out MCAST_MSFILTER setsockopt helpers [16/22] net/ipv4: factor out mcast join/leave setsockopt helpers [17/22] net/ipv4: remove compat_ip_{get,set}sockopt [18/22] net/ipv6: factor out MCAST_MSFILTER getsockopt helpers [19/22] net/ipv6: factor out MCAST_MSFILTER setsockopt helpers [20/22] net/ipv6: factor out mcast join/leave setsockopt helpers [21/22] net/ipv6: remove compat_ipv6_{get,set}sockopt [22/22] net: make ->{get,set}sockopt in proto_ops optional

diff --git a/include/net/ip.h b/include/net/ip.h index 862c9545833a95..3d34acc95ca825 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -727,10 +727,6 @@ int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, unsigned int optlen); int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen); -int compat_ip_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, unsigned int optlen); -int compat_ip_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen); int ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct sock *)); diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index 316cc5ac0da72b..b91373eb1c7974 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -913,10 +913,6 @@ static const struct inet_connection_sock_af_ops dccp_ipv4_af_ops = { .getsockopt = ip_getsockopt, .addr2sockaddr = inet_csk_addr2sockaddr, .sockaddr_len = sizeof(struct sockaddr_in), -#ifdef CONFIG_COMPAT - .compat_setsockopt = compat_ip_setsockopt, - .compat_getsockopt = compat_ip_getsockopt, -#endif }; static int dccp_v4_init_sock(struct sock *sk) diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 73bb88fbe54661..86b3b9a7cea30d 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -679,20 +679,48 @@ static int set_mcast_msfilter(struct sock *sk, int ifindex, return -EADDRNOTAVAIL; } +static int copy_group_source_from_user(struct group_source_req *greqs, + void __user *optval, int optlen) +{ + if (in_compat_syscall()) { + struct compat_group_source_req gr32; + + if (optlen != sizeof(gr32)) + return -EINVAL; + if (copy_from_user(&gr32, optval, sizeof(gr32))) + return -EFAULT; + greqs->gsr_interface = gr32.gsr_interface; + greqs->gsr_group = gr32.gsr_group; + greqs->gsr_source = gr32.gsr_source; + } else { + if (optlen != sizeof(*greqs)) + return -EINVAL; + if (copy_from_user(greqs, optval, sizeof(*greqs))) + return -EFAULT; + } + + return 0; +} + static int do_mcast_group_source(struct sock *sk, int optname, - struct group_source_req *greqs) + void __user *optval, int optlen) { + struct group_source_req greqs; struct ip_mreq_source mreqs; struct sockaddr_in *psin; int omode, add, err; - if (greqs->gsr_group.ss_family != AF_INET || - greqs->gsr_source.ss_family != AF_INET) + err = copy_group_source_from_user(&greqs, optval, optlen); + if (err) + return err; + + if (greqs.gsr_group.ss_family != AF_INET || + greqs.gsr_source.ss_family != AF_INET) return -EADDRNOTAVAIL; - psin = (struct sockaddr_in *)&greqs->gsr_group; + psin = (struct sockaddr_in *)&greqs.gsr_group; mreqs.imr_multiaddr = psin->sin_addr.s_addr; - psin = (struct sockaddr_in *)&greqs->gsr_source; + psin = (struct sockaddr_in *)&greqs.gsr_source; mreqs.imr_sourceaddr = psin->sin_addr.s_addr; mreqs.imr_interface = 0; /* use index for mc_source */ @@ -705,21 +733,21 @@ static int do_mcast_group_source(struct sock *sk, int optname, } else if (optname == MCAST_JOIN_SOURCE_GROUP) { struct ip_mreqn mreq; - psin = (struct sockaddr_in *)&greqs->gsr_group; + psin = (struct sockaddr_in *)&greqs.gsr_group; mreq.imr_multiaddr = psin->sin_addr; mreq.imr_address.s_addr = 0; - mreq.imr_ifindex = greqs->gsr_interface; + mreq.imr_ifindex = greqs.gsr_interface; err = ip_mc_join_group_ssm(sk, &mreq, MCAST_INCLUDE); if (err && err != -EADDRINUSE) return err; - greqs->gsr_interface = mreq.imr_ifindex; + greqs.gsr_interface = mreq.imr_ifindex; omode = MCAST_INCLUDE; add = 1; } else /* MCAST_LEAVE_SOURCE_GROUP */ { omode = MCAST_INCLUDE; add = 0; } - return ip_mc_source(add, omode, sk, &mreqs, greqs->gsr_interface); + return ip_mc_source(add, omode, sk, &mreqs, greqs.gsr_interface); } static int ip_set_mcast_msfilter(struct sock *sk, void __user *optval, @@ -754,7 +782,6 @@ static int ip_set_mcast_msfilter(struct sock *sk, void __user *optval, return err; } -#ifdef CONFIG_COMPAT static int compat_ip_set_mcast_msfilter(struct sock *sk, void __user *optval, int optlen) { @@ -788,23 +815,16 @@ static int compat_ip_set_mcast_msfilter(struct sock *sk, void __user *optval, if (offsetof(struct compat_group_filter, gf_slist[n]) > optlen) goto out_free_gsf; - rtnl_lock(); - lock_sock(sk); - /* numsrc >= (4G-140)/128 overflow in 32 bits */ err = -ENOBUFS; if (n > sock_net(sk)->ipv4.sysctl_igmp_max_msf) - goto out_unlock; + goto out_free_gsf; err = set_mcast_msfilter(sk, gf32->gf_interface, n, gf32->gf_fmode, &gf32->gf_group, gf32->gf_slist); -out_unlock: - release_sock(sk); - rtnl_unlock(); out_free_gsf: kfree(p); return err; } -#endif static int ip_mcast_join_leave(struct sock *sk, int optname, void __user *optval, int optlen) @@ -828,14 +848,12 @@ static int ip_mcast_join_leave(struct sock *sk, int optname, return ip_mc_leave_group(sk, &mreq); } -#ifdef CONFIG_COMPAT static int compat_ip_mcast_join_leave(struct sock *sk, int optname, void __user *optval, int optlen) { struct compat_group_req greq; struct ip_mreqn mreq = { }; struct sockaddr_in *psin; - int err; if (optlen < sizeof(struct compat_group_req)) return -EINVAL; @@ -848,17 +866,10 @@ static int compat_ip_mcast_join_leave(struct sock *sk, int optname, mreq.imr_multiaddr = psin->sin_addr; mreq.imr_ifindex = greq.gr_interface; - rtnl_lock(); - lock_sock(sk); if (optname == MCAST_JOIN_GROUP) - err = ip_mc_join_group(sk, &mreq); - else - err = ip_mc_leave_group(sk, &mreq); - release_sock(sk); - rtnl_unlock(); - return err; + return ip_mc_join_group(sk, &mreq); + return ip_mc_leave_group(sk, &mreq); } -#endif static int do_ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, unsigned int optlen) @@ -1265,26 +1276,23 @@ static int do_ip_setsockopt(struct sock *sk, int level, } case MCAST_JOIN_GROUP: case MCAST_LEAVE_GROUP: - err = ip_mcast_join_leave(sk, optname, optval, optlen); + if (in_compat_syscall()) + err = compat_ip_mcast_join_leave(sk, optname, optval, + optlen); + else + err = ip_mcast_join_leave(sk, optname, optval, optlen); break; case MCAST_JOIN_SOURCE_GROUP: case MCAST_LEAVE_SOURCE_GROUP: case MCAST_BLOCK_SOURCE: case MCAST_UNBLOCK_SOURCE: - { - struct group_source_req greqs; - - if (optlen != sizeof(struct group_source_req)) - goto e_inval; - if (copy_from_user(&greqs, optval, sizeof(greqs))) { - err = -EFAULT; - break; - } - err = do_mcast_group_source(sk, optname, &greqs); + err = do_mcast_group_source(sk, optname, optval, optlen); break; - } case MCAST_MSFILTER: - err = ip_set_mcast_msfilter(sk, optval, optlen); + if (in_compat_syscall()) + err = compat_ip_set_mcast_msfilter(sk, optval, optlen); + else + err = ip_set_mcast_msfilter(sk, optval, optlen); break; case IP_MULTICAST_ALL: if (optlen < 1) @@ -1410,62 +1418,6 @@ int ip_setsockopt(struct sock *sk, int level, } EXPORT_SYMBOL(ip_setsockopt); -#ifdef CONFIG_COMPAT -int compat_ip_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, unsigned int optlen) -{ - int err; - - if (level != SOL_IP) - return -ENOPROTOOPT; - - switch (optname) { - case MCAST_JOIN_GROUP: - case MCAST_LEAVE_GROUP: - return compat_ip_mcast_join_leave(sk, optname, optval, optlen); - case MCAST_JOIN_SOURCE_GROUP: - case MCAST_LEAVE_SOURCE_GROUP: - case MCAST_BLOCK_SOURCE: - case MCAST_UNBLOCK_SOURCE: - { - struct compat_group_source_req __user *gsr32 = (void __user *)optval; - struct group_source_req greqs; - - if (optlen != sizeof(struct compat_group_source_req)) - return -EINVAL; - - if (get_user(greqs.gsr_interface, &gsr32->gsr_interface) || - copy_from_user(&greqs.gsr_group, &gsr32->gsr_group, - sizeof(greqs.gsr_group)) || - copy_from_user(&greqs.gsr_source, &gsr32->gsr_source, - sizeof(greqs.gsr_source))) - return -EFAULT; - - rtnl_lock(); - lock_sock(sk); - err = do_mcast_group_source(sk, optname, &greqs); - release_sock(sk); - rtnl_unlock(); - return err; - } - case MCAST_MSFILTER: - return compat_ip_set_mcast_msfilter(sk, optval, optlen); - } - - err = do_ip_setsockopt(sk, level, optname, optval, optlen); -#ifdef CONFIG_NETFILTER - /* we need to exclude all possible ENOPROTOOPTs except default case */ - if (err == -ENOPROTOOPT && optname != IP_HDRINCL && - optname != IP_IPSEC_POLICY && - optname != IP_XFRM_POLICY && - !ip_mroute_opt(optname)) - err = nf_setsockopt(sk, PF_INET, optname, optval, optlen); -#endif - return err; -} -EXPORT_SYMBOL(compat_ip_setsockopt); -#endif - /* * Get the options. Note for future reference. The GET of IP options gets * the _received_ ones. The set sets the _sent_ ones. @@ -1507,22 +1459,18 @@ static int ip_get_mcast_msfilter(struct sock *sk, void __user *optval, return 0; } -#ifdef CONFIG_COMPAT static int compat_ip_get_mcast_msfilter(struct sock *sk, void __user *optval, - int __user *optlen) + int __user *optlen, int len) { const int size0 = offsetof(struct compat_group_filter, gf_slist); struct compat_group_filter __user *p = optval; struct compat_group_filter gf32; struct group_filter gf; - int len, err; int num; + int err; - if (get_user(len, optlen)) - return -EFAULT; if (len < size0) return -EINVAL; - if (copy_from_user(&gf32, p, size0)) return -EFAULT; @@ -1531,11 +1479,7 @@ static int compat_ip_get_mcast_msfilter(struct sock *sk, void __user *optval, num = gf.gf_numsrc = gf32.gf_numsrc; gf.gf_group = gf32.gf_group; - rtnl_lock(); - lock_sock(sk); err = ip_mc_gsfget(sk, &gf, p->gf_slist); - release_sock(sk); - rtnl_unlock(); if (err) return err; if (gf.gf_numsrc < num) @@ -1547,10 +1491,9 @@ static int compat_ip_get_mcast_msfilter(struct sock *sk, void __user *optval, return -EFAULT; return 0; } -#endif static int do_ip_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen, unsigned int flags) + char __user *optval, int __user *optlen) { struct inet_sock *inet = inet_sk(sk); bool needs_rtnl = getsockopt_needs_rtnl(optname); @@ -1707,7 +1650,11 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname, goto out; } case MCAST_MSFILTER: - err = ip_get_mcast_msfilter(sk, optval, optlen, len); + if (in_compat_syscall()) + err = compat_ip_get_mcast_msfilter(sk, optval, optlen, + len); + else + err = ip_get_mcast_msfilter(sk, optval, optlen, len); goto out; case IP_MULTICAST_ALL: val = inet->mc_all; @@ -1724,7 +1671,7 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname, msg.msg_control_is_user = true; msg.msg_control_user = optval; msg.msg_controllen = len; - msg.msg_flags = flags; + msg.msg_flags = in_compat_syscall() ? MSG_CMSG_COMPAT : 0; if (inet->cmsg_flags & IP_CMSG_PKTINFO) { struct in_pktinfo info; @@ -1788,45 +1735,7 @@ int ip_getsockopt(struct sock *sk, int level, { int err; - err = do_ip_getsockopt(sk, level, optname, optval, optlen, 0); -#if IS_ENABLED(CONFIG_BPFILTER_UMH) - if (optname >= BPFILTER_IPT_SO_GET_INFO && - optname < BPFILTER_IPT_GET_MAX) - err = bpfilter_ip_get_sockopt(sk, optname, optval, optlen); -#endif -#ifdef CONFIG_NETFILTER - /* we need to exclude all possible ENOPROTOOPTs except default case */ - if (err == -ENOPROTOOPT && optname != IP_PKTOPTIONS && - !ip_mroute_opt(optname)) { - int len; - - if (get_user(len, optlen)) - return -EFAULT; - - err = nf_getsockopt(sk, PF_INET, optname, optval, &len); - if (err >= 0) - err = put_user(len, optlen); - return err; - } -#endif - return err; -} -EXPORT_SYMBOL(ip_getsockopt); - -#ifdef CONFIG_COMPAT -int compat_ip_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen) -{ - int err; - - if (optname == MCAST_MSFILTER) { - if (level != SOL_IP) - return -EOPNOTSUPP; - return compat_ip_get_mcast_msfilter(sk, optval, optlen); - } - - err = do_ip_getsockopt(sk, level, optname, optval, optlen, - MSG_CMSG_COMPAT); + err = do_ip_getsockopt(sk, level, optname, optval, optlen); #if IS_ENABLED(CONFIG_BPFILTER_UMH) if (optname >= BPFILTER_IPT_SO_GET_INFO && @@ -1850,5 +1759,4 @@ int compat_ip_getsockopt(struct sock *sk, int level, int optname, #endif return err; } -EXPORT_SYMBOL(compat_ip_getsockopt); -#endif +EXPORT_SYMBOL(ip_getsockopt); diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 47665919048f9d..2a57d633b31e00 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -857,16 +857,6 @@ static int raw_setsockopt(struct sock *sk, int level, int optname, return do_raw_setsockopt(sk, level, optname, optval, optlen); } -#ifdef CONFIG_COMPAT -static int compat_raw_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, unsigned int optlen) -{ - if (level != SOL_RAW) - return compat_ip_setsockopt(sk, level, optname, optval, optlen); - return do_raw_setsockopt(sk, level, optname, optval, optlen); -} -#endif - static int do_raw_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen) { @@ -887,16 +877,6 @@ static int raw_getsockopt(struct sock *sk, int level, int optname, return do_raw_getsockopt(sk, level, optname, optval, optlen); } -#ifdef CONFIG_COMPAT -static int compat_raw_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen) -{ - if (level != SOL_RAW) - return compat_ip_getsockopt(sk, level, optname, optval, optlen); - return do_raw_getsockopt(sk, level, optname, optval, optlen); -} -#endif - static int raw_ioctl(struct sock *sk, int cmd, unsigned long arg) { switch (cmd) { @@ -980,8 +960,6 @@ struct proto raw_prot = { .usersize = sizeof_field(struct raw_sock, filter), .h.raw_hash = &raw_v4_hashinfo, #ifdef CONFIG_COMPAT - .compat_setsockopt = compat_raw_setsockopt, - .compat_getsockopt = compat_raw_getsockopt, .compat_ioctl = compat_raw_ioctl, #endif .diag_destroy = raw_abort, diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 116c11a0aaed62..e5b7ef9a288769 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -2134,10 +2134,6 @@ const struct inet_connection_sock_af_ops ipv4_specific = { .getsockopt = ip_getsockopt, .addr2sockaddr = inet_csk_addr2sockaddr, .sockaddr_len = sizeof(struct sockaddr_in), -#ifdef CONFIG_COMPAT - .compat_setsockopt = compat_ip_setsockopt, - .compat_getsockopt = compat_ip_getsockopt, -#endif .mtu_reduced = tcp_v4_mtu_reduced, }; EXPORT_SYMBOL(ipv4_specific); diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 073d346f515c44..d4be4471c424e3 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -2656,17 +2656,6 @@ int udp_setsockopt(struct sock *sk, int level, int optname, return ip_setsockopt(sk, level, optname, optval, optlen); } -#ifdef CONFIG_COMPAT -int compat_udp_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, unsigned int optlen) -{ - if (level == SOL_UDP || level == SOL_UDPLITE) - return udp_lib_setsockopt(sk, level, optname, optval, optlen, - udp_push_pending_frames); - return compat_ip_setsockopt(sk, level, optname, optval, optlen); -} -#endif - int udp_lib_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen) { @@ -2732,15 +2721,6 @@ int udp_getsockopt(struct sock *sk, int level, int optname, return ip_getsockopt(sk, level, optname, optval, optlen); } -#ifdef CONFIG_COMPAT -int compat_udp_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen) -{ - if (level == SOL_UDP || level == SOL_UDPLITE) - return udp_lib_getsockopt(sk, level, optname, optval, optlen); - return compat_ip_getsockopt(sk, level, optname, optval, optlen); -} -#endif /** * udp_poll - wait for a UDP event. * @file: - file struct @@ -2812,10 +2792,6 @@ struct proto udp_prot = { .sysctl_rmem_offset = offsetof(struct net, ipv4.sysctl_udp_rmem_min), .obj_size = sizeof(struct udp_sock), .h.udp_table = &udp_table, -#ifdef CONFIG_COMPAT - .compat_setsockopt = compat_udp_setsockopt, - .compat_getsockopt = compat_udp_getsockopt, -#endif .diag_destroy = udp_abort, }; EXPORT_SYMBOL(udp_prot); diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h index 6b2fa77eeb1c3e..ab313702c87f30 100644 --- a/net/ipv4/udp_impl.h +++ b/net/ipv4/udp_impl.h @@ -17,12 +17,6 @@ int udp_setsockopt(struct sock *sk, int level, int optname, int udp_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen); -#ifdef CONFIG_COMPAT -int compat_udp_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, unsigned int optlen); -int compat_udp_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen); -#endif int udp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int noblock, int flags, int *addr_len); int udp_sendpage(struct sock *sk, struct page *page, int offset, size_t size, diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index 5936d66d1ce2f2..bd8773b49e72ed 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -56,10 +56,6 @@ struct proto udplite_prot = { .sysctl_mem = sysctl_udp_mem, .obj_size = sizeof(struct udp_sock), .h.udp_table = &udplite_table, -#ifdef CONFIG_COMPAT - .compat_setsockopt = compat_udp_setsockopt, - .compat_getsockopt = compat_udp_getsockopt, -#endif }; EXPORT_SYMBOL(udplite_prot); diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index f8d7412cfb3d37..2a3fd31fb589dc 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -612,10 +612,6 @@ static struct proto l2tp_ip_prot = { .hash = l2tp_ip_hash, .unhash = l2tp_ip_unhash, .obj_size = sizeof(struct l2tp_ip_sock), -#ifdef CONFIG_COMPAT - .compat_setsockopt = compat_ip_setsockopt, - .compat_getsockopt = compat_ip_getsockopt, -#endif }; static const struct proto_ops l2tp_ip_ops = { diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index 8d25cc464efdf3..7ecaf7d575c097 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -1089,10 +1089,6 @@ static struct sctp_af sctp_af_inet = { .net_header_len = sizeof(struct iphdr), .sockaddr_len = sizeof(struct sockaddr_in), .ip_options_len = sctp_v4_ip_options_len, -#ifdef CONFIG_COMPAT - .compat_setsockopt = compat_ip_setsockopt, - .compat_getsockopt = compat_ip_getsockopt, -#endif }; struct sctp_pf *sctp_get_pf_specific(sa_family_t family)

[17/22] net/ipv4: remove compat_ip_{get,set}sockopt

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