diff options
Diffstat (limited to 'net/ipv4/netfilter/ip_conntrack_amanda.c')
| -rw-r--r-- | net/ipv4/netfilter/ip_conntrack_amanda.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_amanda.c b/net/ipv4/netfilter/ip_conntrack_amanda.c index 6c7383a8e42..ad246ba7790 100644 --- a/net/ipv4/netfilter/ip_conntrack_amanda.c +++ b/net/ipv4/netfilter/ip_conntrack_amanda.c @@ -92,6 +92,7 @@ static int help(struct sk_buff **pskb, char pbuf[sizeof("65535")], *tmp; u_int16_t port, len; int ret = NF_ACCEPT; + typeof(ip_nat_amanda_hook) ip_nat_amanda; /* Only look at packets from the Amanda server */ if (CTINFO2DIR(ctinfo) == IP_CT_DIR_ORIGINAL) @@ -161,9 +162,11 @@ static int help(struct sk_buff **pskb, exp->mask.dst.protonum = 0xFF; exp->mask.dst.u.tcp.port = htons(0xFFFF); - if (ip_nat_amanda_hook) - ret = ip_nat_amanda_hook(pskb, ctinfo, off - dataoff, - len, exp); + /* RCU read locked by nf_hook_slow */ + ip_nat_amanda = rcu_dereference(ip_nat_amanda_hook); + if (ip_nat_amanda) + ret = ip_nat_amanda(pskb, ctinfo, off - dataoff, + len, exp); else if (ip_conntrack_expect_related(exp) != 0) ret = NF_DROP; ip_conntrack_expect_put(exp); @@ -180,7 +183,7 @@ static struct ip_conntrack_helper amanda_helper = { .help = help, .name = "amanda", - .tuple = { .src = { .u = { __constant_htons(10080) } }, + .tuple = { .src = { .u = { .udp = {.port = __constant_htons(10080) } } }, .dst = { .protonum = IPPROTO_UDP }, }, .mask = { .src = { .u = { 0xFFFF } }, |