diff options
Diffstat (limited to 'net/ipv4/syncookies.c')
-rw-r--r-- | net/ipv4/syncookies.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c index 3146cc401748..26399ad2a289 100644 --- a/net/ipv4/syncookies.c +++ b/net/ipv4/syncookies.c | |||
@@ -253,6 +253,8 @@ EXPORT_SYMBOL(cookie_check_timestamp); | |||
253 | struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb, | 253 | struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb, |
254 | struct ip_options *opt) | 254 | struct ip_options *opt) |
255 | { | 255 | { |
256 | struct tcp_options_received tcp_opt; | ||
257 | u8 *hash_location; | ||
256 | struct inet_request_sock *ireq; | 258 | struct inet_request_sock *ireq; |
257 | struct tcp_request_sock *treq; | 259 | struct tcp_request_sock *treq; |
258 | struct tcp_sock *tp = tcp_sk(sk); | 260 | struct tcp_sock *tp = tcp_sk(sk); |
@@ -263,7 +265,6 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb, | |||
263 | int mss; | 265 | int mss; |
264 | struct rtable *rt; | 266 | struct rtable *rt; |
265 | __u8 rcv_wscale; | 267 | __u8 rcv_wscale; |
266 | struct tcp_options_received tcp_opt; | ||
267 | 268 | ||
268 | if (!sysctl_tcp_syncookies || !th->ack) | 269 | if (!sysctl_tcp_syncookies || !th->ack) |
269 | goto out; | 270 | goto out; |
@@ -341,7 +342,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb, | |||
341 | 342 | ||
342 | /* check for timestamp cookie support */ | 343 | /* check for timestamp cookie support */ |
343 | memset(&tcp_opt, 0, sizeof(tcp_opt)); | 344 | memset(&tcp_opt, 0, sizeof(tcp_opt)); |
344 | tcp_parse_options(skb, &tcp_opt, 0, &rt->u.dst); | 345 | tcp_parse_options(skb, &tcp_opt, &hash_location, 0, &rt->u.dst); |
345 | 346 | ||
346 | if (tcp_opt.saw_tstamp) | 347 | if (tcp_opt.saw_tstamp) |
347 | cookie_check_timestamp(&tcp_opt); | 348 | cookie_check_timestamp(&tcp_opt); |