Commit e8803b6c authored by David S. Miller's avatar David S. Miller
Browse files

Revert "ipv6: Prevent access to uninitialized fib_table_hash via /proc/net/ipv6_route"

This reverts commit 2a0c451a

.

It causes crashes, because now ip6_null_entry is used before
it is initialized.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2a0c451a
......@@ -271,8 +271,6 @@ extern void fib6_run_gc(unsigned long expires,
extern void fib6_gc_cleanup(void);
extern int fib6_init(void);
extern int fib6_init_late(void);
extern void fib6_cleanup_late(void);
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
extern int fib6_rules_init(void);
......
......@@ -1692,25 +1692,21 @@ int __init fib6_init(void)
ret = register_pernet_subsys(&fib6_net_ops);
if (ret)
goto out_kmem_cache_create;
ret = __rtnl_register(PF_INET6, RTM_GETROUTE, NULL, inet6_dump_fib,
NULL);
if (ret)
goto out_unregister_subsys;
out:
return ret;
out_unregister_subsys:
unregister_pernet_subsys(&fib6_net_ops);
out_kmem_cache_create:
kmem_cache_destroy(fib6_node_kmem);
goto out;
}
int __init fib6_init_late(void)
{
return __rtnl_register(PF_INET6, RTM_GETROUTE, NULL, inet6_dump_fib,
NULL);
}
void fib6_cleanup_late(void)
{
rtnl_unregister(PF_INET6, RTM_GETROUTE);
}
void fib6_gc_cleanup(void)
{
unregister_pernet_subsys(&fib6_net_ops);
......
......@@ -3018,13 +3018,9 @@ int __init ip6_route_init(void)
if (ret)
goto out_kmem_cache;
ret = fib6_init();
if (ret)
goto out_dst_entries;
ret = register_pernet_subsys(&ip6_route_net_ops);
if (ret)
goto out_fib6_init;
goto out_dst_entries;
ip6_dst_blackhole_ops.kmem_cachep = ip6_dst_ops_template.kmem_cachep;
......@@ -3039,13 +3035,13 @@ int __init ip6_route_init(void)
init_net.ipv6.ip6_blk_hole_entry->dst.dev = init_net.loopback_dev;
init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev);
#endif
ret = fib6_init_late();
ret = fib6_init();
if (ret)
goto out_register_subsys;
ret = xfrm6_init();
if (ret)
goto out_fib6_init_late;
goto out_fib6_init;
ret = fib6_rules_init();
if (ret)
......@@ -3068,12 +3064,10 @@ int __init ip6_route_init(void)
fib6_rules_cleanup();
xfrm6_init:
xfrm6_fini();
out_fib6_init_late:
fib6_cleanup_late();
out_register_subsys:
unregister_pernet_subsys(&ip6_route_net_ops);
out_fib6_init:
fib6_gc_cleanup();
out_register_subsys:
unregister_pernet_subsys(&ip6_route_net_ops);
out_dst_entries:
dst_entries_destroy(&ip6_dst_blackhole_ops);
out_kmem_cache:
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment