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netfilter: x_tables: xt_free_table_info() cleanup

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kvfree() helper can make xt_free_table_info() much cleaner.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Eric Dumazet 2014-06-24 02:15:35 -07:00 committed by Pablo Neira Ayuso
parent 397304b52d
commit f6b50824f7
1 changed files with 5 additions and 18 deletions
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23
net/netfilter/x_tables.c
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@ -711,28 +711,15 @@ void xt_free_table_info(struct xt_table_info *info)
{
int cpu;
for_each_possible_cpu(cpu) {
if (info->size <= PAGE_SIZE)
kfree(info->entries[cpu]);
else
vfree(info->entries[cpu]);
}
for_each_possible_cpu(cpu)
kvfree(info->entries[cpu]);
if (info->jumpstack != NULL) {
if (sizeof(void *) * info->stacksize > PAGE_SIZE) {
for_each_possible_cpu(cpu)
vfree(info->jumpstack[cpu]);
} else {
for_each_possible_cpu(cpu)
kfree(info->jumpstack[cpu]);
}
for_each_possible_cpu(cpu)
kvfree(info->jumpstack[cpu]);
kvfree(info->jumpstack);
}
if (sizeof(void **) * nr_cpu_ids > PAGE_SIZE)
vfree(info->jumpstack);
else
kfree(info->jumpstack);
free_percpu(info->stackptr);
kfree(info);