diff options
Diffstat (limited to 'net/ipv4/netfilter/ipt_hashlimit.c')
| -rw-r--r-- | net/ipv4/netfilter/ipt_hashlimit.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/ipv4/netfilter/ipt_hashlimit.c b/net/ipv4/netfilter/ipt_hashlimit.c index dc1521c5aa81..ba5e23505e88 100644 --- a/net/ipv4/netfilter/ipt_hashlimit.c +++ b/net/ipv4/netfilter/ipt_hashlimit.c @@ -40,6 +40,7 @@ /* FIXME: this is just for IP_NF_ASSERRT */ #include <linux/netfilter_ipv4/ip_conntrack.h> +#include <linux/mutex.h> MODULE_LICENSE("GPL"); MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>"); @@ -92,7 +93,7 @@ struct ipt_hashlimit_htable { }; static DEFINE_SPINLOCK(hashlimit_lock); /* protects htables list */ -static DECLARE_MUTEX(hlimit_mutex); /* additional checkentry protection */ +static DEFINE_MUTEX(hlimit_mutex); /* additional checkentry protection */ static HLIST_HEAD(hashlimit_htables); static kmem_cache_t *hashlimit_cachep __read_mostly; @@ -542,13 +543,13 @@ hashlimit_checkentry(const char *tablename, * call vmalloc, and that can sleep. And we cannot just re-search * the list of htable's in htable_create(), since then we would * create duplicate proc files. -HW */ - down(&hlimit_mutex); + mutex_lock(&hlimit_mutex); r->hinfo = htable_find_get(r->name); if (!r->hinfo && (htable_create(r) != 0)) { - up(&hlimit_mutex); + mutex_unlock(&hlimit_mutex); return 0; } - up(&hlimit_mutex); + mutex_unlock(&hlimit_mutex); /* Ugly hack: For SMP, we only want to use one set */ r->u.master = r; |