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Commit 758cb411 authored by David S. Miller's avatar David S. Miller
Browse files
parents c00b2c9e b5f15ac4
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+1 −0
Original line number Diff line number Diff line
@@ -927,6 +927,7 @@ static int get_info(struct net *net, void __user *user,
			private = &tmp;
		}
#endif
		memset(&info, 0, sizeof(info));
		info.valid_hooks = t->valid_hooks;
		memcpy(info.hook_entry, private->hook_entry,
		       sizeof(info.hook_entry));
+1 −0
Original line number Diff line number Diff line
@@ -1124,6 +1124,7 @@ static int get_info(struct net *net, void __user *user,
			private = &tmp;
		}
#endif
		memset(&info, 0, sizeof(info));
		info.valid_hooks = t->valid_hooks;
		memcpy(info.hook_entry, private->hook_entry,
		       sizeof(info.hook_entry));
+20 −20
Original line number Diff line number Diff line
@@ -47,26 +47,6 @@ __nf_nat_proto_find(u_int8_t protonum)
	return rcu_dereference(nf_nat_protos[protonum]);
}

static const struct nf_nat_protocol *
nf_nat_proto_find_get(u_int8_t protonum)
{
	const struct nf_nat_protocol *p;

	rcu_read_lock();
	p = __nf_nat_proto_find(protonum);
	if (!try_module_get(p->me))
		p = &nf_nat_unknown_protocol;
	rcu_read_unlock();

	return p;
}

static void
nf_nat_proto_put(const struct nf_nat_protocol *p)
{
	module_put(p->me);
}

/* We keep an extra hash for each conntrack, for fast searching. */
static inline unsigned int
hash_by_src(const struct net *net, u16 zone,
@@ -588,6 +568,26 @@ static struct nf_ct_ext_type nat_extend __read_mostly = {
#include <linux/netfilter/nfnetlink.h>
#include <linux/netfilter/nfnetlink_conntrack.h>

static const struct nf_nat_protocol *
nf_nat_proto_find_get(u_int8_t protonum)
{
	const struct nf_nat_protocol *p;

	rcu_read_lock();
	p = __nf_nat_proto_find(protonum);
	if (!try_module_get(p->me))
		p = &nf_nat_unknown_protocol;
	rcu_read_unlock();

	return p;
}

static void
nf_nat_proto_put(const struct nf_nat_protocol *p)
{
	module_put(p->me);
}

static const struct nla_policy protonat_nla_policy[CTA_PROTONAT_MAX+1] = {
	[CTA_PROTONAT_PORT_MIN]	= { .type = NLA_U16 },
	[CTA_PROTONAT_PORT_MAX]	= { .type = NLA_U16 },
+2 −1
Original line number Diff line number Diff line
@@ -1312,7 +1312,8 @@ void *nf_ct_alloc_hashtable(unsigned int *sizep, int *vmalloced, int nulls)
	if (!hash) {
		*vmalloced = 1;
		printk(KERN_WARNING "nf_conntrack: falling back to vmalloc.\n");
		hash = __vmalloc(sz, GFP_KERNEL | __GFP_ZERO, PAGE_KERNEL);
		hash = __vmalloc(sz, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO,
				 PAGE_KERNEL);
	}

	if (hash && nulls)
+6 −0
Original line number Diff line number Diff line
@@ -292,6 +292,12 @@ int nf_conntrack_l4proto_register(struct nf_conntrack_l4proto *l4proto)

		for (i = 0; i < MAX_NF_CT_PROTO; i++)
			proto_array[i] = &nf_conntrack_l4proto_generic;

		/* Before making proto_array visible to lockless readers,
		 * we must make sure its content is committed to memory.
		 */
		smp_wmb();

		nf_ct_protos[l4proto->l3proto] = proto_array;
	} else if (nf_ct_protos[l4proto->l3proto][l4proto->l4proto] !=
					&nf_conntrack_l4proto_generic) {