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Commit a98da11d authored by Alexey Dobriyan's avatar Alexey Dobriyan Committed by David S. Miller
Browse files

[NETFILTER]: x_tables: change xt_table_register() return value convention 



Switch from 0/-E to ptr/PTR_ERR convention.

Signed-off-by: default avatarAlexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 30083c95

include/linux/netfilter/x_tables.h

+3 −3
Original line number Diff line number Diff line
@@ -335,7 +335,7 @@ extern int xt_check_target(const struct xt_target *target, unsigned short family 
			   unsigned int size, const char *table, unsigned int hook,

			   unsigned short proto, int inv_proto);



extern int xt_register_table(struct xt_table *table,

extern struct xt_table *xt_register_table(struct xt_table *table,

					  struct xt_table_info *bootstrap,

					  struct xt_table_info *newinfo);

extern void *xt_unregister_table(struct xt_table *table);

net/ipv4/netfilter/arp_tables.c

+4 −3
Original line number Diff line number Diff line
@@ -1727,6 +1727,7 @@ int arpt_register_table(struct arpt_table *table, 
	struct xt_table_info bootstrap

		= { 0, 0, 0, { 0 }, { 0 }, { } };

	void *loc_cpu_entry;

	struct xt_table *new_table;



	newinfo = xt_alloc_table_info(repl->size);

	if (!newinfo) {
@@ -1750,10 +1751,10 @@ int arpt_register_table(struct arpt_table *table, 
		return ret;

	}



	ret = xt_register_table(table, &bootstrap, newinfo);

	if (ret != 0) {

	new_table = xt_register_table(table, &bootstrap, newinfo);

	if (IS_ERR(new_table)) {

		xt_free_table_info(newinfo);

		return ret;

		return PTR_ERR(new_table);

	}



	return 0;

net/ipv4/netfilter/ip_tables.c

+4 −3
Original line number Diff line number Diff line
@@ -2055,6 +2055,7 @@ int ipt_register_table(struct xt_table *table, const struct ipt_replace *repl) 
	struct xt_table_info bootstrap

		= { 0, 0, 0, { 0 }, { 0 }, { } };

	void *loc_cpu_entry;

	struct xt_table *new_table;



	newinfo = xt_alloc_table_info(repl->size);

	if (!newinfo)
@@ -2074,10 +2075,10 @@ int ipt_register_table(struct xt_table *table, const struct ipt_replace *repl) 
		return ret;

	}



	ret = xt_register_table(table, &bootstrap, newinfo);

	if (ret != 0) {

	new_table = xt_register_table(table, &bootstrap, newinfo);

	if (IS_ERR(new_table)) {

		xt_free_table_info(newinfo);

		return ret;

		return PTR_ERR(new_table);

	}



	return 0;

net/ipv6/netfilter/ip6_tables.c

+4 −3
Original line number Diff line number Diff line
@@ -2081,6 +2081,7 @@ int ip6t_register_table(struct xt_table *table, const struct ip6t_replace *repl) 
	struct xt_table_info bootstrap

		= { 0, 0, 0, { 0 }, { 0 }, { } };

	void *loc_cpu_entry;

	struct xt_table *new_table;



	newinfo = xt_alloc_table_info(repl->size);

	if (!newinfo)
@@ -2100,10 +2101,10 @@ int ip6t_register_table(struct xt_table *table, const struct ip6t_replace *repl) 
		return ret;

	}



	ret = xt_register_table(table, &bootstrap, newinfo);

	if (ret != 0) {

	new_table = xt_register_table(table, &bootstrap, newinfo);

	if (IS_ERR(new_table)) {

		xt_free_table_info(newinfo);

		return ret;

		return PTR_ERR(new_table);

	}



	return 0;

net/netfilter/x_tables.c

+8 −6
Original line number Diff line number Diff line
@@ -660,7 +660,7 @@ xt_replace_table(struct xt_table *table, 
}

EXPORT_SYMBOL_GPL(xt_replace_table);



int xt_register_table(struct xt_table *table,

struct xt_table *xt_register_table(struct xt_table *table,

				   struct xt_table_info *bootstrap,

				   struct xt_table_info *newinfo)

{
@@ -670,7 +670,7 @@ int xt_register_table(struct xt_table *table, 


	ret = mutex_lock_interruptible(&xt[table->af].mutex);

	if (ret != 0)

		return ret;

		goto out;



	/* Don't autoload: we'd eat our tail... */

	list_for_each_entry(t, &xt[table->af].tables, list) {
@@ -693,11 +693,13 @@ int xt_register_table(struct xt_table *table, 
	private->initial_entries = private->number;



	list_add(&table->list, &xt[table->af].tables);

	mutex_unlock(&xt[table->af].mutex);

	return table;



	ret = 0;

 unlock:

	mutex_unlock(&xt[table->af].mutex);

	return ret;

out:

	return ERR_PTR(ret);

}

EXPORT_SYMBOL_GPL(xt_register_table);