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author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-19 20:05:34 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-19 20:05:34 +0300 |
commit | 1200b6809dfd9d73bc4c7db76d288c35fa4b2ebe (patch) | |
tree | 552e03de245cdbd0780ca1215914edc4a26540f7 /net/rxrpc/af_rxrpc.c | |
parent | 6b5f04b6cf8ebab9a65d9c0026c650bb2538fd0f (diff) | |
parent | fe30937b65354c7fec244caebbdaae68e28ca797 (diff) | |
download | linux-1200b6809dfd9d73bc4c7db76d288c35fa4b2ebe.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller:
"Highlights:
1) Support more Realtek wireless chips, from Jes Sorenson.
2) New BPF types for per-cpu hash and arrap maps, from Alexei
Starovoitov.
3) Make several TCP sysctls per-namespace, from Nikolay Borisov.
4) Allow the use of SO_REUSEPORT in order to do per-thread processing
of incoming TCP/UDP connections. The muxing can be done using a
BPF program which hashes the incoming packet. From Craig Gallek.
5) Add a multiplexer for TCP streams, to provide a messaged based
interface. BPF programs can be used to determine the message
boundaries. From Tom Herbert.
6) Add 802.1AE MACSEC support, from Sabrina Dubroca.
7) Avoid factorial complexity when taking down an inetdev interface
with lots of configured addresses. We were doing things like
traversing the entire address less for each address removed, and
flushing the entire netfilter conntrack table for every address as
well.
8) Add and use SKB bulk free infrastructure, from Jesper Brouer.
9) Allow offloading u32 classifiers to hardware, and implement for
ixgbe, from John Fastabend.
10) Allow configuring IRQ coalescing parameters on a per-queue basis,
from Kan Liang.
11) Extend ethtool so that larger link mode masks can be supported.
From David Decotigny.
12) Introduce devlink, which can be used to configure port link types
(ethernet vs Infiniband, etc.), port splitting, and switch device
level attributes as a whole. From Jiri Pirko.
13) Hardware offload support for flower classifiers, from Amir Vadai.
14) Add "Local Checksum Offload". Basically, for a tunneled packet
the checksum of the outer header is 'constant' (because with the
checksum field filled into the inner protocol header, the payload
of the outer frame checksums to 'zero'), and we can take advantage
of that in various ways. From Edward Cree"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1548 commits)
bonding: fix bond_get_stats()
net: bcmgenet: fix dma api length mismatch
net/mlx4_core: Fix backward compatibility on VFs
phy: mdio-thunder: Fix some Kconfig typos
lan78xx: add ndo_get_stats64
lan78xx: handle statistics counter rollover
RDS: TCP: Remove unused constant
RDS: TCP: Add sysctl tunables for sndbuf/rcvbuf on rds-tcp socket
net: smc911x: convert pxa dma to dmaengine
team: remove duplicate set of flag IFF_MULTICAST
bonding: remove duplicate set of flag IFF_MULTICAST
net: fix a comment typo
ethernet: micrel: fix some error codes
ip_tunnels, bpf: define IP_TUNNEL_OPTS_MAX and use it
bpf, dst: add and use dst_tclassid helper
bpf: make skb->tc_classid also readable
net: mvneta: bm: clarify dependencies
cls_bpf: reset class and reuse major in da
ldmvsw: Checkpatch sunvnet.c and sunvnet_common.c
ldmvsw: Add ldmvsw.c driver code
...
Diffstat (limited to 'net/rxrpc/af_rxrpc.c')
-rw-r--r-- | net/rxrpc/af_rxrpc.c | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c index 7e2d1057d8bc..9d935fa5a2a9 100644 --- a/net/rxrpc/af_rxrpc.c +++ b/net/rxrpc/af_rxrpc.c @@ -37,7 +37,7 @@ static struct proto rxrpc_proto; static const struct proto_ops rxrpc_rpc_ops; /* local epoch for detecting local-end reset */ -__be32 rxrpc_epoch; +u32 rxrpc_epoch; /* current debugging ID */ atomic_t rxrpc_debug_id; @@ -81,6 +81,8 @@ static int rxrpc_validate_address(struct rxrpc_sock *rx, struct sockaddr_rxrpc *srx, int len) { + unsigned int tail; + if (len < sizeof(struct sockaddr_rxrpc)) return -EINVAL; @@ -103,9 +105,7 @@ static int rxrpc_validate_address(struct rxrpc_sock *rx, _debug("INET: %x @ %pI4", ntohs(srx->transport.sin.sin_port), &srx->transport.sin.sin_addr); - if (srx->transport_len > 8) - memset((void *)&srx->transport + 8, 0, - srx->transport_len - 8); + tail = offsetof(struct sockaddr_rxrpc, transport.sin.__pad); break; case AF_INET6: @@ -113,6 +113,8 @@ static int rxrpc_validate_address(struct rxrpc_sock *rx, return -EAFNOSUPPORT; } + if (tail < len) + memset((void *)srx + tail, 0, len - tail); return 0; } @@ -121,11 +123,10 @@ static int rxrpc_validate_address(struct rxrpc_sock *rx, */ static int rxrpc_bind(struct socket *sock, struct sockaddr *saddr, int len) { - struct sockaddr_rxrpc *srx = (struct sockaddr_rxrpc *) saddr; + struct sockaddr_rxrpc *srx = (struct sockaddr_rxrpc *)saddr; struct sock *sk = sock->sk; struct rxrpc_local *local; struct rxrpc_sock *rx = rxrpc_sk(sk), *prx; - __be16 service_id; int ret; _enter("%p,%p,%d", rx, saddr, len); @@ -143,7 +144,7 @@ static int rxrpc_bind(struct socket *sock, struct sockaddr *saddr, int len) memcpy(&rx->srx, srx, sizeof(rx->srx)); - /* find a local transport endpoint if we don't have one already */ + /* Find or create a local transport endpoint to use */ local = rxrpc_lookup_local(&rx->srx); if (IS_ERR(local)) { ret = PTR_ERR(local); @@ -152,14 +153,12 @@ static int rxrpc_bind(struct socket *sock, struct sockaddr *saddr, int len) rx->local = local; if (srx->srx_service) { - service_id = htons(srx->srx_service); write_lock_bh(&local->services_lock); list_for_each_entry(prx, &local->services, listen_link) { - if (prx->service_id == service_id) + if (prx->srx.srx_service == srx->srx_service) goto service_in_use; } - rx->service_id = service_id; list_add_tail(&rx->listen_link, &local->services); write_unlock_bh(&local->services_lock); @@ -276,7 +275,6 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock, struct rxrpc_transport *trans; struct rxrpc_call *call; struct rxrpc_sock *rx = rxrpc_sk(sock->sk); - __be16 service_id; _enter(",,%x,%lx", key_serial(key), user_call_ID); @@ -299,16 +297,14 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock, atomic_inc(&trans->usage); } - service_id = rx->service_id; - if (srx) - service_id = htons(srx->srx_service); - + if (!srx) + srx = &rx->srx; if (!key) key = rx->key; if (key && !key->payload.data[0]) key = NULL; /* a no-security key */ - bundle = rxrpc_get_bundle(rx, trans, key, service_id, gfp); + bundle = rxrpc_get_bundle(rx, trans, key, srx->srx_service, gfp); if (IS_ERR(bundle)) { call = ERR_CAST(bundle); goto out; @@ -324,7 +320,6 @@ out_notrans: _leave(" = %p", call); return call; } - EXPORT_SYMBOL(rxrpc_kernel_begin_call); /** @@ -340,7 +335,6 @@ void rxrpc_kernel_end_call(struct rxrpc_call *call) rxrpc_remove_user_ID(call->socket, call); rxrpc_put_call(call); } - EXPORT_SYMBOL(rxrpc_kernel_end_call); /** @@ -425,7 +419,6 @@ static int rxrpc_connect(struct socket *sock, struct sockaddr *addr, } rx->trans = trans; - rx->service_id = htons(srx->srx_service); rx->sk.sk_state = RXRPC_CLIENT_CONNECTED; release_sock(&rx->sk); @@ -622,7 +615,7 @@ static int rxrpc_create(struct net *net, struct socket *sock, int protocol, if (!net_eq(net, &init_net)) return -EAFNOSUPPORT; - /* we support transport protocol UDP only */ + /* we support transport protocol UDP/UDP6 only */ if (protocol != PF_INET) return -EPROTONOSUPPORT; @@ -754,7 +747,7 @@ static int rxrpc_release(struct socket *sock) * RxRPC network protocol */ static const struct proto_ops rxrpc_rpc_ops = { - .family = PF_UNIX, + .family = PF_RXRPC, .owner = THIS_MODULE, .release = rxrpc_release, .bind = rxrpc_bind, @@ -778,7 +771,7 @@ static struct proto rxrpc_proto = { .name = "RXRPC", .owner = THIS_MODULE, .obj_size = sizeof(struct rxrpc_sock), - .max_header = sizeof(struct rxrpc_header), + .max_header = sizeof(struct rxrpc_wire_header), }; static const struct net_proto_family rxrpc_family_ops = { @@ -796,7 +789,7 @@ static int __init af_rxrpc_init(void) BUILD_BUG_ON(sizeof(struct rxrpc_skb_priv) > FIELD_SIZEOF(struct sk_buff, cb)); - rxrpc_epoch = htonl(get_seconds()); + rxrpc_epoch = get_seconds(); ret = -ENOMEM; rxrpc_call_jar = kmem_cache_create( |