Commit f6b50824 authored by Eric Dumazet's avatar Eric Dumazet Committed by Pablo Neira Ayuso
Browse files

netfilter: x_tables: xt_free_table_info() cleanup 



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

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent 397304b5

net/netfilter/x_tables.c

+5 −18
Original line number Diff line number Diff line
@@ -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]);

		}

			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);