Message ID | 1381226648-10959-1-git-send-email-gaofeng@cn.fujitsu.com |
---|---|
State | Not Applicable |
Headers | show |
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c index 572d87d..3cd2fe6 100644 --- a/net/netfilter/nfnetlink.c +++ b/net/netfilter/nfnetlink.c @@ -78,7 +78,7 @@ EXPORT_SYMBOL_GPL(nfnetlink_subsys_register); int nfnetlink_subsys_unregister(const struct nfnetlink_subsystem *n) { nfnl_lock(n->subsys_id); - table[n->subsys_id].subsys = NULL; + rcu_assign_pointer(table[n->subsys_id].subsys, NULL); nfnl_unlock(n->subsys_id); synchronize_rcu(); return 0;
Though I don't face an oops, but it is more safer to set table's subsys through rcu_assign_pointer. Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com> --- net/netfilter/nfnetlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)