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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-24 10:01:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-24 10:01:12 -0700
commit09ce42d3167e3f20b501fa780c2415332330fac5 (patch)
tree2f0a6e2e3ec51187f4df78e8c75aa31602a6edd4 /net
parentd7ed9c05ebf56c04811276207d7110706debe09f (diff)
parent7959ea254ed18faee41160b1c50b3c9664735967 (diff)
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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: bnx2: Fix the behavior of ethtool when ONBOOT=no qla3xxx: Don't sleep while holding lock. qla3xxx: Give the PHY time to come out of reset. ipv4 routing: Ensure that route cache entries are usable and reclaimable with caching is off net: Move rx skb_orphan call to where needed ipv6: Use correct data types for ICMPv6 type and code net: let KS8842 driver depend on HAS_IOMEM can: let SJA1000 driver depend on HAS_IOMEM netxen: fix firmware init handshake netxen: fix build with without CONFIG_PM netfilter: xt_rateest: fix comparison with self netfilter: xt_quota: fix incomplete initialization netfilter: nf_log: fix direct userspace memory access in proc handler netfilter: fix some sparse endianess warnings netfilter: nf_conntrack: fix conntrack lookup race netfilter: nf_conntrack: fix confirmation race condition netfilter: nf_conntrack: death_by_timeout() fix
Diffstat (limited to 'net')
-rw-r--r--net/ax25/ax25_in.c3
-rw-r--r--net/core/dev.c2
-rw-r--r--net/dccp/ipv6.c2
-rw-r--r--net/ipv4/route.c26
-rw-r--r--net/ipv6/ah6.c2
-rw-r--r--net/ipv6/esp6.c2
-rw-r--r--net/ipv6/icmp.c12
-rw-r--r--net/ipv6/ip6_tunnel.c18
-rw-r--r--net/ipv6/ipcomp6.c2
-rw-r--r--net/ipv6/mip6.c2
-rw-r--r--net/ipv6/raw.c4
-rw-r--r--net/ipv6/route.c2
-rw-r--r--net/ipv6/tcp_ipv6.c2
-rw-r--r--net/ipv6/tunnel6.c2
-rw-r--r--net/ipv6/udp.c6
-rw-r--r--net/ipv6/udp_impl.h2
-rw-r--r--net/ipv6/udplite.c2
-rw-r--r--net/ipv6/xfrm6_tunnel.c2
-rw-r--r--net/irda/af_irda.c3
-rw-r--r--net/irda/ircomm/ircomm_lmp.c1
-rw-r--r--net/netfilter/nf_conntrack_core.c25
-rw-r--r--net/netfilter/nf_log.c16
-rw-r--r--net/netfilter/xt_NFQUEUE.c8
-rw-r--r--net/netfilter/xt_cluster.c8
-rw-r--r--net/netfilter/xt_quota.c1
-rw-r--r--net/netfilter/xt_rateest.c2
-rw-r--r--net/sctp/ipv6.c2
27 files changed, 98 insertions, 61 deletions
diff --git a/net/ax25/ax25_in.c b/net/ax25/ax25_in.c
index 5f1d2107a1dd..de56d3983de0 100644
--- a/net/ax25/ax25_in.c
+++ b/net/ax25/ax25_in.c
@@ -437,8 +437,7 @@ free:
int ax25_kiss_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *ptype, struct net_device *orig_dev)
{
- skb->sk = NULL; /* Initially we don't know who it's for */
- skb->destructor = NULL; /* Who initializes this, dammit?! */
+ skb_orphan(skb);
if (!net_eq(dev_net(dev), &init_net)) {
kfree_skb(skb);
diff --git a/net/core/dev.c b/net/core/dev.c
index baf2dc13a34a..60b572812278 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2310,8 +2310,6 @@ ncls:
if (!skb)
goto out;
- skb_orphan(skb);
-
type = skb->protocol;
list_for_each_entry_rcu(ptype,
&ptype_base[ntohs(type) & PTYPE_HASH_MASK], list) {
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 05ea7440d9e5..3e70faab2989 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -85,7 +85,7 @@ static inline __u32 dccp_v6_init_sequence(struct sk_buff *skb)
}
static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct ipv6hdr *hdr = (struct ipv6hdr *)skb->data;
const struct dccp_hdr *dh = (struct dccp_hdr *)(skb->data + offset);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 65b3a8b11a6c..278f46f5011b 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1093,8 +1093,27 @@ restart:
* If we drop it here, the callers have no way to resolve routes
* when we're not caching. Instead, just point *rp at rt, so
* the caller gets a single use out of the route
+ * Note that we do rt_free on this new route entry, so that
+ * once its refcount hits zero, we are still able to reap it
+ * (Thanks Alexey)
+ * Note also the rt_free uses call_rcu. We don't actually
+ * need rcu protection here, this is just our path to get
+ * on the route gc list.
*/
- goto report_and_exit;
+
+ if (rt->rt_type == RTN_UNICAST || rt->fl.iif == 0) {
+ int err = arp_bind_neighbour(&rt->u.dst);
+ if (err) {
+ if (net_ratelimit())
+ printk(KERN_WARNING
+ "Neighbour table failure & not caching routes.\n");
+ rt_drop(rt);
+ return err;
+ }
+ }
+
+ rt_free(rt);
+ goto skip_hashing;
}
rthp = &rt_hash_table[hash].chain;
@@ -1211,7 +1230,8 @@ restart:
#if RT_CACHE_DEBUG >= 2
if (rt->u.dst.rt_next) {
struct rtable *trt;
- printk(KERN_DEBUG "rt_cache @%02x: %pI4", hash, &rt->rt_dst);
+ printk(KERN_DEBUG "rt_cache @%02x: %pI4",
+ hash, &rt->rt_dst);
for (trt = rt->u.dst.rt_next; trt; trt = trt->u.dst.rt_next)
printk(" . %pI4", &trt->rt_dst);
printk("\n");
@@ -1226,7 +1246,7 @@ restart:
spin_unlock_bh(rt_hash_lock_addr(hash));
-report_and_exit:
+skip_hashing:
if (rp)
*rp = rt;
else
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 52449f7a1b71..86f42a288c4b 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -405,7 +405,7 @@ out:
}
static void ah6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index c2f250150db1..678bb95b1525 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -354,7 +354,7 @@ static u32 esp6_get_mtu(struct xfrm_state *x, int mtu)
}
static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 36dff8807183..eab62a7a8f06 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -117,7 +117,7 @@ static __inline__ void icmpv6_xmit_unlock(struct sock *sk)
/*
* Slightly more convenient version of icmpv6_send.
*/
-void icmpv6_param_prob(struct sk_buff *skb, int code, int pos)
+void icmpv6_param_prob(struct sk_buff *skb, u8 code, int pos)
{
icmpv6_send(skb, ICMPV6_PARAMPROB, code, pos, skb->dev);
kfree_skb(skb);
@@ -161,7 +161,7 @@ static int is_ineligible(struct sk_buff *skb)
/*
* Check the ICMP output rate limit
*/
-static inline int icmpv6_xrlim_allow(struct sock *sk, int type,
+static inline int icmpv6_xrlim_allow(struct sock *sk, u8 type,
struct flowi *fl)
{
struct dst_entry *dst;
@@ -305,7 +305,7 @@ static inline void mip6_addr_swap(struct sk_buff *skb) {}
/*
* Send an ICMP message in response to a packet in error
*/
-void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
+void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
struct net_device *dev)
{
struct net *net = dev_net(skb->dev);
@@ -590,7 +590,7 @@ out:
icmpv6_xmit_unlock(sk);
}
-static void icmpv6_notify(struct sk_buff *skb, int type, int code, __be32 info)
+static void icmpv6_notify(struct sk_buff *skb, u8 type, u8 code, __be32 info)
{
struct inet6_protocol *ipprot;
int inner_offset;
@@ -643,7 +643,7 @@ static int icmpv6_rcv(struct sk_buff *skb)
struct in6_addr *saddr, *daddr;
struct ipv6hdr *orig_hdr;
struct icmp6hdr *hdr;
- int type;
+ u8 type;
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
struct sec_path *sp = skb_sec_path(skb);
@@ -914,7 +914,7 @@ static const struct icmp6_err {
},
};
-int icmpv6_err_convert(int type, int code, int *err)
+int icmpv6_err_convert(u8 type, u8 code, int *err)
{
int fatal = 0;
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 404d16a97d5c..51f410e7775a 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -394,13 +394,13 @@ parse_tlv_tnl_enc_lim(struct sk_buff *skb, __u8 * raw)
static int
ip6_tnl_err(struct sk_buff *skb, __u8 ipproto, struct inet6_skb_parm *opt,
- int *type, int *code, int *msg, __u32 *info, int offset)
+ u8 *type, u8 *code, int *msg, __u32 *info, int offset)
{
struct ipv6hdr *ipv6h = (struct ipv6hdr *) skb->data;
struct ip6_tnl *t;
int rel_msg = 0;
- int rel_type = ICMPV6_DEST_UNREACH;
- int rel_code = ICMPV6_ADDR_UNREACH;
+ u8 rel_type = ICMPV6_DEST_UNREACH;
+ u8 rel_code = ICMPV6_ADDR_UNREACH;
__u32 rel_info = 0;
__u16 len;
int err = -ENOENT;
@@ -488,11 +488,11 @@ out:
static int
ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
int rel_msg = 0;
- int rel_type = type;
- int rel_code = code;
+ u8 rel_type = type;
+ u8 rel_code = code;
__u32 rel_info = ntohl(info);
int err;
struct sk_buff *skb2;
@@ -586,11 +586,11 @@ out:
static int
ip6ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
int rel_msg = 0;
- int rel_type = type;
- int rel_code = code;
+ u8 rel_type = type;
+ u8 rel_code = code;
__u32 rel_info = ntohl(info);
int err;
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 3a0b3be7ece5..79c172f1ff01 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -51,7 +51,7 @@
#include <linux/mutex.h>
static void ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
__be32 spi;
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index f995e19c87a9..f797e8c6f3b3 100644
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -54,7 +54,7 @@ static inline void *mip6_padn(__u8 *data, __u8 padlen)
return data + padlen;
}
-static inline void mip6_param_prob(struct sk_buff *skb, int code, int pos)
+static inline void mip6_param_prob(struct sk_buff *skb, u8 code, int pos)
{
icmpv6_send(skb, ICMPV6_PARAMPROB, code, pos, skb->dev);
}
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 8b0b6f948063..d6c3c1c34b2d 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -310,7 +310,7 @@ out:
static void rawv6_err(struct sock *sk, struct sk_buff *skb,
struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
@@ -343,7 +343,7 @@ static void rawv6_err(struct sock *sk, struct sk_buff *skb,
}
void raw6_icmp_error(struct sk_buff *skb, int nexthdr,
- int type, int code, int inner_offset, __be32 info)
+ u8 type, u8 code, int inner_offset, __be32 info)
{
struct sock *sk;
int hash;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 658293ea05ba..1473ee0a1f51 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1865,7 +1865,7 @@ int ipv6_route_ioctl(struct net *net, unsigned int cmd, void __user *arg)
* Drop the packet on the floor
*/
-static int ip6_pkt_drop(struct sk_buff *skb, int code, int ipstats_mib_noroutes)
+static int ip6_pkt_drop(struct sk_buff *skb, u8 code, int ipstats_mib_noroutes)
{
int type;
struct dst_entry *dst = skb_dst(skb);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 53b6a4192b16..58810c65b635 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -317,7 +317,7 @@ failure:
}
static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct ipv6hdr *hdr = (struct ipv6hdr*)skb->data;
const struct tcphdr *th = (struct tcphdr *)(skb->data+offset);
diff --git a/net/ipv6/tunnel6.c b/net/ipv6/tunnel6.c
index 669f280989c3..633ad789effc 100644
--- a/net/ipv6/tunnel6.c
+++ b/net/ipv6/tunnel6.c
@@ -124,7 +124,7 @@ drop:
}
static void tunnel6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct xfrm6_tunnel *handler;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 023beda6b224..33b59bd92c4d 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -312,7 +312,7 @@ csum_copy_err:
}
void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info,
+ u8 type, u8 code, int offset, __be32 info,
struct udp_table *udptable)
{
struct ipv6_pinfo *np;
@@ -346,8 +346,8 @@ out:
}
static __inline__ void udpv6_err(struct sk_buff *skb,
- struct inet6_skb_parm *opt, int type,
- int code, int offset, __be32 info )
+ struct inet6_skb_parm *opt, u8 type,
+ u8 code, int offset, __be32 info )
{
__udp6_lib_err(skb, opt, type, code, offset, info, &udp_table);
}
diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h
index 23779208c334..6bb303471e20 100644
--- a/net/ipv6/udp_impl.h
+++ b/net/ipv6/udp_impl.h
@@ -9,7 +9,7 @@
extern int __udp6_lib_rcv(struct sk_buff *, struct udp_table *, int );
extern void __udp6_lib_err(struct sk_buff *, struct inet6_skb_parm *,
- int , int , int , __be32 , struct udp_table *);
+ u8 , u8 , int , __be32 , struct udp_table *);
extern int udp_v6_get_port(struct sock *sk, unsigned short snum);
diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index ba162a824585..4818c48688f2 100644
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -20,7 +20,7 @@ static int udplitev6_rcv(struct sk_buff *skb)
static void udplitev6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
__udp6_lib_err(skb, opt, type, code, offset, info, &udplite_table);
}
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index 80193db224d9..81a95c00e503 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -262,7 +262,7 @@ static int xfrm6_tunnel_rcv(struct sk_buff *skb)
}
static int xfrm6_tunnel_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
/* xfrm6_tunnel native err handling */
switch (type) {
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 5922febe25c4..cb762c8723ea 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -913,9 +913,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
/* Clean up the original one to keep it in listen state */
irttp_listen(self->tsap);
- /* Wow ! What is that ? Jean II */
- skb->sk = NULL;
- skb->destructor = NULL;
kfree_skb(skb);
sk->sk_ack_backlog--;
diff --git a/net/irda/ircomm/ircomm_lmp.c b/net/irda/ircomm/ircomm_lmp.c
index 67c99d20857f..7ba96618660e 100644
--- a/net/irda/ircomm/ircomm_lmp.c
+++ b/net/irda/ircomm/ircomm_lmp.c
@@ -196,6 +196,7 @@ static int ircomm_lmp_data_request(struct ircomm_cb *self,
/* Don't forget to refcount it - see ircomm_tty_do_softint() */
skb_get(skb);
+ skb_orphan(skb);
skb->destructor = ircomm_lmp_flow_control;
if ((self->pkt_count++ > 7) && (self->flow_status == FLOW_START)) {
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 5f72b94b4918..7508f11c5b39 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -335,7 +335,8 @@ begin:
h = __nf_conntrack_find(net, tuple);
if (h) {
ct = nf_ct_tuplehash_to_ctrack(h);
- if (unlikely(!atomic_inc_not_zero(&ct->ct_general.use)))
+ if (unlikely(nf_ct_is_dying(ct) ||
+ !atomic_inc_not_zero(&ct->ct_general.use)))
h = NULL;
else {
if (unlikely(!nf_ct_tuple_equal(tuple, &h->tuple))) {
@@ -425,7 +426,6 @@ __nf_conntrack_confirm(struct sk_buff *skb)
/* Remove from unconfirmed list */
hlist_nulls_del_rcu(&ct->tuplehash[IP_CT_DIR_ORIGINAL].hnnode);
- __nf_conntrack_hash_insert(ct, hash, repl_hash);
/* Timer relative to confirmation time, not original
setting time, otherwise we'd get timer wrap in
weird delay cases. */
@@ -433,8 +433,16 @@ __nf_conntrack_confirm(struct sk_buff *skb)
add_timer(&ct->timeout);
atomic_inc(&ct->ct_general.use);
set_bit(IPS_CONFIRMED_BIT, &ct->status);
+
+ /* Since the lookup is lockless, hash insertion must be done after
+ * starting the timer and setting the CONFIRMED bit. The RCU barriers
+ * guarantee that no other CPU can find the conntrack before the above
+ * stores are visible.
+ */
+ __nf_conntrack_hash_insert(ct, hash, repl_hash);
NF_CT_STAT_INC(net, insert);
spin_unlock_bh(&nf_conntrack_lock);
+
help = nfct_help(ct);
if (help && help->helper)
nf_conntrack_event_cache(IPCT_HELPER, ct);
@@ -503,7 +511,8 @@ static noinline int early_drop(struct net *net, unsigned int hash)
cnt++;
}
- if (ct && unlikely(!atomic_inc_not_zero(&ct->ct_general.use)))
+ if (ct && unlikely(nf_ct_is_dying(ct) ||
+ !atomic_inc_not_zero(&ct->ct_general.use)))
ct = NULL;
if (ct || cnt >= NF_CT_EVICTION_RANGE)
break;
@@ -1267,13 +1276,19 @@ err_cache:
return ret;
}
+/*
+ * We need to use special "null" values, not used in hash table
+ */
+#define UNCONFIRMED_NULLS_VAL ((1<<30)+0)
+#define DYING_NULLS_VAL ((1<<30)+1)
+
static int nf_conntrack_init_net(struct net *net)
{
int ret;
atomic_set(&net->ct.count, 0);
- INIT_HLIST_NULLS_HEAD(&net->ct.unconfirmed, 0);
- INIT_HLIST_NULLS_HEAD(&net->ct.dying, 0);
+ INIT_HLIST_NULLS_HEAD(&net->ct.unconfirmed, UNCONFIRMED_NULLS_VAL);
+ INIT_HLIST_NULLS_HEAD(&net->ct.dying, DYING_NULLS_VAL);
net->ct.stat = alloc_percpu(struct ip_conntrack_stat);
if (!net->ct.stat) {
ret = -ENOMEM;
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index 2fefe147750a..4e620305f28c 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -47,7 +47,6 @@ int nf_log_register(u_int8_t pf, struct nf_logger *logger)
mutex_lock(&nf_log_mutex);
if (pf == NFPROTO_UNSPEC) {
- int i;
for (i = NFPROTO_UNSPEC; i < NFPROTO_NUMPROTO; i++)
list_add_tail(&(logger->list[i]), &(nf_loggers_l[i]));
} else {
@@ -216,7 +215,7 @@ static const struct file_operations nflog_file_ops = {
#endif /* PROC_FS */
#ifdef CONFIG_SYSCTL
-struct ctl_path nf_log_sysctl_path[] = {
+static struct ctl_path nf_log_sysctl_path[] = {
{ .procname = "net", .ctl_name = CTL_NET, },
{ .procname = "netfilter", .ctl_name = NET_NETFILTER, },
{ .procname = "nf_log", .ctl_name = CTL_UNNUMBERED, },
@@ -228,19 +227,26 @@ static struct ctl_table nf_log_sysctl_table[NFPROTO_NUMPROTO+1];
static struct ctl_table_header *nf_log_dir_header;
static int nf_log_proc_dostring(ctl_table *table, int write, struct file *filp,
- void *buffer, size_t *lenp, loff_t *ppos)
+ void __user *buffer, size_t *lenp, loff_t *ppos)
{
const struct nf_logger *logger;
+ char buf[NFLOGGER_NAME_LEN];
+ size_t size = *lenp;
int r = 0;
int tindex = (unsigned long)table->extra1;
if (write) {
- if (!strcmp(buffer, "NONE")) {
+ if (size > sizeof(buf))
+ size = sizeof(buf);
+ if (copy_from_user(buf, buffer, size))
+ return -EFAULT;
+
+ if (!strcmp(buf, "NONE")) {
nf_log_unbind_pf(tindex);
return 0;
}
mutex_lock(&nf_log_mutex);
- logger = __find_logger(tindex, buffer);
+ logger = __find_logger(tindex, buf);
if (logger == NULL) {
mutex_unlock(&nf_log_mutex);
return -ENOENT;
diff --git a/net/netfilter/xt_NFQUEUE.c b/net/netfilter/xt_NFQUEUE.c
index 498b45101df7..f28f6a5fc02d 100644
--- a/net/netfilter/xt_NFQUEUE.c
+++ b/net/netfilter/xt_NFQUEUE.c
@@ -40,12 +40,12 @@ nfqueue_tg(struct sk_buff *skb, const struct xt_target_param *par)
static u32 hash_v4(const struct sk_buff *skb)
{
const struct iphdr *iph = ip_hdr(skb);
- u32 ipaddr;
+ __be32 ipaddr;
/* packets in either direction go into same queue */
ipaddr = iph->saddr ^ iph->daddr;
- return jhash_2words(ipaddr, iph->protocol, jhash_initval);
+ return jhash_2words((__force u32)ipaddr, iph->protocol, jhash_initval);
}
static unsigned int
@@ -63,14 +63,14 @@ nfqueue_tg4_v1(struct sk_buff *skb, const struct xt_target_param *par)
static u32 hash_v6(const struct sk_buff *skb)
{
const struct ipv6hdr *ip6h = ipv6_hdr(skb);
- u32 addr[4];
+ __be32 addr[4];
addr[0] = ip6h->saddr.s6_addr32[0] ^ ip6h->daddr.s6_addr32[0];
addr[1] = ip6h->saddr.s6_addr32[1] ^ ip6h->daddr.s6_addr32[1];
addr[2] = ip6h->saddr.s6_addr32[2] ^ ip6h->daddr.s6_addr32[2];
addr[3] = ip6h->saddr.s6_addr32[3] ^ ip6h->daddr.s6_addr32[3];
- return jhash2(addr, ARRAY_SIZE(addr), jhash_initval);
+ return jhash2((__force u32 *)addr, ARRAY_SIZE(addr), jhash_initval);
}
static unsigned int
diff --git a/net/netfilter/xt_cluster.c b/net/netfilter/xt_cluster.c
index 69a639f35403..225ee3ecd69d 100644
--- a/net/netfilter/xt_cluster.c
+++ b/net/netfilter/xt_cluster.c
@@ -15,14 +15,14 @@
#include <net/netfilter/nf_conntrack.h>
#include <linux/netfilter/xt_cluster.h>
-static inline u_int32_t nf_ct_orig_ipv4_src(const struct nf_conn *ct)
+static inline u32 nf_ct_orig_ipv4_src(const struct nf_conn *ct)
{
- return ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.u3.ip;
+ return (__force u32)ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.u3.ip;
}
-static inline const void *nf_ct_orig_ipv6_src(const struct nf_conn *ct)
+static inline const u32 *nf_ct_orig_ipv6_src(const struct nf_conn *ct)
{
- return ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.u3.ip6;
+ return (__force u32 *)ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.u3.ip6;
}
static inline u_int32_t
diff --git a/net/netfilter/xt_quota.c b/net/netfilter/xt_quota.c
index 01dd07b764ec..98fc190e8f0e 100644
--- a/net/netfilter/xt_quota.c
+++ b/net/netfilter/xt_quota.c
@@ -54,6 +54,7 @@ static bool quota_mt_check(const struct xt_mtchk_param *par)
if (q->master == NULL)
return -ENOMEM;
+ q->master->quota = q->quota;
return true;
}
diff --git a/net/netfilter/xt_rateest.c b/net/netfilter/xt_rateest.c
index 220a1d588ee0..4fc6a917f6de 100644
--- a/net/netfilter/xt_rateest.c
+++ b/net/netfilter/xt_rateest.c
@@ -66,7 +66,7 @@ xt_rateest_mt(const struct sk_buff *skb, const struct xt_match_param *par)
if (info->flags & XT_RATEEST_MATCH_BPS)
ret &= bps1 == bps2;
if (info->flags & XT_RATEEST_MATCH_PPS)
- ret &= pps2 == pps2;
+ ret &= pps1 == pps2;
break;
}
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index a63de3f7f185..6a4b19094143 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -133,7 +133,7 @@ static struct notifier_block sctp_inet6addr_notifier = {
/* ICMP error handler. */
SCTP_STATIC void sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
- int type, int code, int offset, __be32 info)
+ u8 type, u8 code, int offset, __be32 info)
{
struct inet6_dev *idev;
struct sock *sk;