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-rw-r--r--net/ipv4/netfilter/ip_tables.c2
-rw-r--r--net/ipv6/netfilter/ip6_tables.c2
-rw-r--r--net/netfilter/x_tables.c13
3 files changed, 5 insertions, 12 deletions
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 63958f3394a5..4b6c5ca610fc 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -336,7 +336,7 @@ ipt_do_table(struct sk_buff *skb,
336 cpu = smp_processor_id(); 336 cpu = smp_processor_id();
337 table_base = private->entries[cpu]; 337 table_base = private->entries[cpu];
338 jumpstack = (struct ipt_entry **)private->jumpstack[cpu]; 338 jumpstack = (struct ipt_entry **)private->jumpstack[cpu];
339 stackptr = &private->stackptr[cpu]; 339 stackptr = per_cpu_ptr(private->stackptr, cpu);
340 origptr = *stackptr; 340 origptr = *stackptr;
341 341
342 e = get_entry(table_base, private->hook_entry[hook]); 342 e = get_entry(table_base, private->hook_entry[hook]);
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 6f517bd83692..9d2d68f0e605 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -363,7 +363,7 @@ ip6t_do_table(struct sk_buff *skb,
363 cpu = smp_processor_id(); 363 cpu = smp_processor_id();
364 table_base = private->entries[cpu]; 364 table_base = private->entries[cpu];
365 jumpstack = (struct ip6t_entry **)private->jumpstack[cpu]; 365 jumpstack = (struct ip6t_entry **)private->jumpstack[cpu];
366 stackptr = &private->stackptr[cpu]; 366 stackptr = per_cpu_ptr(private->stackptr, cpu);
367 origptr = *stackptr; 367 origptr = *stackptr;
368 368
369 e = get_entry(table_base, private->hook_entry[hook]); 369 e = get_entry(table_base, private->hook_entry[hook]);
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 47b1e7917a9c..e34622fa0003 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -699,10 +699,8 @@ void xt_free_table_info(struct xt_table_info *info)
699 vfree(info->jumpstack); 699 vfree(info->jumpstack);
700 else 700 else
701 kfree(info->jumpstack); 701 kfree(info->jumpstack);
702 if (sizeof(unsigned int) * nr_cpu_ids > PAGE_SIZE) 702
703 vfree(info->stackptr); 703 free_percpu(info->stackptr);
704 else
705 kfree(info->stackptr);
706 704
707 kfree(info); 705 kfree(info);
708} 706}
@@ -753,14 +751,9 @@ static int xt_jumpstack_alloc(struct xt_table_info *i)
753 unsigned int size; 751 unsigned int size;
754 int cpu; 752 int cpu;
755 753
756 size = sizeof(unsigned int) * nr_cpu_ids; 754 i->stackptr = alloc_percpu(unsigned int);
757 if (size > PAGE_SIZE)
758 i->stackptr = vmalloc(size);
759 else
760 i->stackptr = kmalloc(size, GFP_KERNEL);
761 if (i->stackptr == NULL) 755 if (i->stackptr == NULL)
762 return -ENOMEM; 756 return -ENOMEM;
763 memset(i->stackptr, 0, size);
764 757
765 size = sizeof(void **) * nr_cpu_ids; 758 size = sizeof(void **) * nr_cpu_ids;
766 if (size > PAGE_SIZE) 759 if (size > PAGE_SIZE)