diff options
-rw-r--r-- | include/net/ip_vs.h | 5 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_conn.c | 8 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_ctl.c | 24 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_sync.c | 10 |
4 files changed, 30 insertions, 17 deletions
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index b7e2b624d58e..2fa1155b24f7 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -1399,8 +1399,9 @@ void ip_vs_unregister_nl_ioctl(void); int ip_vs_control_init(void); void ip_vs_control_cleanup(void); struct ip_vs_dest * -ip_vs_find_dest(struct net *net, int af, const union nf_inet_addr *daddr, - __be16 dport, const union nf_inet_addr *vaddr, __be16 vport, +ip_vs_find_dest(struct net *net, int svc_af, int dest_af, + const union nf_inet_addr *daddr, __be16 dport, + const union nf_inet_addr *vaddr, __be16 vport, __u16 protocol, __u32 fwmark, __u32 flags); void ip_vs_try_bind_dest(struct ip_vs_conn *cp); diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index 610e19c0e13f..8f4c602bb34b 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -616,7 +616,13 @@ void ip_vs_try_bind_dest(struct ip_vs_conn *cp) struct ip_vs_dest *dest; rcu_read_lock(); - dest = ip_vs_find_dest(ip_vs_conn_net(cp), cp->af, &cp->daddr, + + /* This function is only invoked by the synchronization code. We do + * not currently support heterogeneous pools with synchronization, + * so we can make the assumption that the svc_af is the same as the + * dest_af + */ + dest = ip_vs_find_dest(ip_vs_conn_net(cp), cp->af, cp->af, &cp->daddr, cp->dport, &cp->vaddr, cp->vport, cp->protocol, cp->fwmark, cp->flags); if (dest) { diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 594cec7ebc43..c840d895bd1a 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -574,8 +574,8 @@ bool ip_vs_has_real_service(struct net *net, int af, __u16 protocol, * Called under RCU lock. */ static struct ip_vs_dest * -ip_vs_lookup_dest(struct ip_vs_service *svc, const union nf_inet_addr *daddr, - __be16 dport) +ip_vs_lookup_dest(struct ip_vs_service *svc, int dest_af, + const union nf_inet_addr *daddr, __be16 dport) { struct ip_vs_dest *dest; @@ -583,9 +583,9 @@ ip_vs_lookup_dest(struct ip_vs_service *svc, const union nf_inet_addr *daddr, * Find the destination for the given service */ list_for_each_entry_rcu(dest, &svc->destinations, n_list) { - if ((dest->af == svc->af) - && ip_vs_addr_equal(svc->af, &dest->addr, daddr) - && (dest->port == dport)) { + if ((dest->af == dest_af) && + ip_vs_addr_equal(dest_af, &dest->addr, daddr) && + (dest->port == dport)) { /* HIT */ return dest; } @@ -602,7 +602,7 @@ ip_vs_lookup_dest(struct ip_vs_service *svc, const union nf_inet_addr *daddr, * on the backup. * Called under RCU lock, no refcnt is returned. */ -struct ip_vs_dest *ip_vs_find_dest(struct net *net, int af, +struct ip_vs_dest *ip_vs_find_dest(struct net *net, int svc_af, int dest_af, const union nf_inet_addr *daddr, __be16 dport, const union nf_inet_addr *vaddr, @@ -613,14 +613,14 @@ struct ip_vs_dest *ip_vs_find_dest(struct net *net, int af, struct ip_vs_service *svc; __be16 port = dport; - svc = ip_vs_service_find(net, af, fwmark, protocol, vaddr, vport); + svc = ip_vs_service_find(net, svc_af, fwmark, protocol, vaddr, vport); if (!svc) return NULL; if (fwmark && (flags & IP_VS_CONN_F_FWD_MASK) != IP_VS_CONN_F_MASQ) port = 0; - dest = ip_vs_lookup_dest(svc, daddr, port); + dest = ip_vs_lookup_dest(svc, dest_af, daddr, port); if (!dest) - dest = ip_vs_lookup_dest(svc, daddr, port ^ dport); + dest = ip_vs_lookup_dest(svc, dest_af, daddr, port ^ dport); return dest; } @@ -938,7 +938,7 @@ ip_vs_add_dest(struct ip_vs_service *svc, struct ip_vs_dest_user_kern *udest) /* We use function that requires RCU lock */ rcu_read_lock(); - dest = ip_vs_lookup_dest(svc, &daddr, dport); + dest = ip_vs_lookup_dest(svc, udest->af, &daddr, dport); rcu_read_unlock(); if (dest != NULL) { @@ -1002,7 +1002,7 @@ ip_vs_edit_dest(struct ip_vs_service *svc, struct ip_vs_dest_user_kern *udest) /* We use function that requires RCU lock */ rcu_read_lock(); - dest = ip_vs_lookup_dest(svc, &daddr, dport); + dest = ip_vs_lookup_dest(svc, udest->af, &daddr, dport); rcu_read_unlock(); if (dest == NULL) { @@ -1084,7 +1084,7 @@ ip_vs_del_dest(struct ip_vs_service *svc, struct ip_vs_dest_user_kern *udest) /* We use function that requires RCU lock */ rcu_read_lock(); - dest = ip_vs_lookup_dest(svc, &udest->addr, dport); + dest = ip_vs_lookup_dest(svc, udest->af, &udest->addr, dport); rcu_read_unlock(); if (dest == NULL) { diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c index eadffb29dec0..edd266414b7d 100644 --- a/net/netfilter/ipvs/ip_vs_sync.c +++ b/net/netfilter/ipvs/ip_vs_sync.c @@ -880,8 +880,14 @@ static void ip_vs_proc_conn(struct net *net, struct ip_vs_conn_param *param, * but still handled. */ rcu_read_lock(); - dest = ip_vs_find_dest(net, type, daddr, dport, param->vaddr, - param->vport, protocol, fwmark, flags); + /* This function is only invoked by the synchronization + * code. We do not currently support heterogeneous pools + * with synchronization, so we can make the assumption that + * the svc_af is the same as the dest_af + */ + dest = ip_vs_find_dest(net, type, type, daddr, dport, + param->vaddr, param->vport, protocol, + fwmark, flags); cp = ip_vs_conn_new(param, daddr, dport, flags, dest, fwmark); rcu_read_unlock(); |