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| author | 2010-05-20 21:04:44 -0700 | |
|---|---|---|
| committer | 2010-05-20 21:04:44 -0700 | |
| commit | f8965467f366fd18f01feafb5db10512d7b4422c (patch) | |
| tree | 3706a9cd779859271ca61b85c63a1bc3f82d626e /net/netfilter/xt_connlimit.c | |
| parent | Merge branch 'docs-next' of git://git.lwn.net/linux-2.6 (diff) | |
| parent | Merge branch 'master' of /home/davem/src/GIT/linux-2.6/ (diff) | |
| download | wireguard-linux-f8965467f366fd18f01feafb5db10512d7b4422c.tar.xz wireguard-linux-f8965467f366fd18f01feafb5db10512d7b4422c.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1674 commits)
qlcnic: adding co maintainer
ixgbe: add support for active DA cables
ixgbe: dcb, do not tag tc_prio_control frames
ixgbe: fix ixgbe_tx_is_paused logic
ixgbe: always enable vlan strip/insert when DCB is enabled
ixgbe: remove some redundant code in setting FCoE FIP filter
ixgbe: fix wrong offset to fc_frame_header in ixgbe_fcoe_ddp
ixgbe: fix header len when unsplit packet overflows to data buffer
ipv6: Never schedule DAD timer on dead address
ipv6: Use POSTDAD state
ipv6: Use state_lock to protect ifa state
ipv6: Replace inet6_ifaddr->dead with state
cxgb4: notify upper drivers if the device is already up when they load
cxgb4: keep interrupts available when the ports are brought down
cxgb4: fix initial addition of MAC address
cnic: Return SPQ credit to bnx2x after ring setup and shutdown.
cnic: Convert cnic_local_flags to atomic ops.
can: Fix SJA1000 command register writes on SMP systems
bridge: fix build for CONFIG_SYSFS disabled
ARCNET: Limit com20020 PCI ID matches for SOHARD cards
...
Fix up various conflicts with pcmcia tree drivers/net/
{pcmcia/3c589_cs.c, wireless/orinoco/orinoco_cs.c and
wireless/orinoco/spectrum_cs.c} and feature removal
(Documentation/feature-removal-schedule.txt).
Also fix a non-content conflict due to pm_qos_requirement getting
renamed in the PM tree (now pm_qos_request) in net/mac80211/scan.c
Diffstat (limited to 'net/netfilter/xt_connlimit.c')
| -rw-r--r-- | net/netfilter/xt_connlimit.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c index 388ca4596098..5c5b6b921b84 100644 --- a/net/netfilter/xt_connlimit.c +++ b/net/netfilter/xt_connlimit.c @@ -5,13 +5,13 @@ * Nov 2002: Martin Bene <martin.bene@icomedias.com>: * only ignore TIME_WAIT or gone connections * (C) CC Computer Consultants GmbH, 2007 - * Contact: <jengelh@computergmbh.de> * * based on ... * * Kernel module to match connection tracking information. * GPL (C) 1999 Rusty Russell (rusty@rustcorp.com.au). */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/in.h> #include <linux/in6.h> #include <linux/ip.h> @@ -173,7 +173,7 @@ static int count_them(struct net *net, } static bool -connlimit_mt(const struct sk_buff *skb, const struct xt_match_param *par) +connlimit_mt(const struct sk_buff *skb, struct xt_action_param *par) { struct net *net = dev_net(par->in ? par->in : par->out); const struct xt_connlimit_info *info = par->matchinfo; @@ -206,44 +206,46 @@ connlimit_mt(const struct sk_buff *skb, const struct xt_match_param *par) if (connections < 0) { /* kmalloc failed, drop it entirely */ - *par->hotdrop = true; + par->hotdrop = true; return false; } return (connections > info->limit) ^ info->inverse; hotdrop: - *par->hotdrop = true; + par->hotdrop = true; return false; } -static bool connlimit_mt_check(const struct xt_mtchk_param *par) +static int connlimit_mt_check(const struct xt_mtchk_param *par) { struct xt_connlimit_info *info = par->matchinfo; unsigned int i; + int ret; if (unlikely(!connlimit_rnd_inited)) { get_random_bytes(&connlimit_rnd, sizeof(connlimit_rnd)); connlimit_rnd_inited = true; } - if (nf_ct_l3proto_try_module_get(par->family) < 0) { - printk(KERN_WARNING "cannot load conntrack support for " - "address family %u\n", par->family); - return false; + ret = nf_ct_l3proto_try_module_get(par->family); + if (ret < 0) { + pr_info("cannot load conntrack support for " + "address family %u\n", par->family); + return ret; } /* init private data */ info->data = kmalloc(sizeof(struct xt_connlimit_data), GFP_KERNEL); if (info->data == NULL) { nf_ct_l3proto_module_put(par->family); - return false; + return -ENOMEM; } spin_lock_init(&info->data->lock); for (i = 0; i < ARRAY_SIZE(info->data->iphash); ++i) INIT_LIST_HEAD(&info->data->iphash[i]); - return true; + return 0; } static void connlimit_mt_destroy(const struct xt_mtdtor_param *par) |
