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Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index cf7f2086e6e0..df18ce04f41e 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -204,7 +204,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
204 * when trying new connection. 204 * when trying new connection.
205 */ 205 */
206 if (peer != NULL && 206 if (peer != NULL &&
207 peer->tcp_ts_stamp + TCP_PAWS_MSL >= get_seconds()) { 207 (u32)get_seconds() - peer->tcp_ts_stamp <= TCP_PAWS_MSL) {
208 tp->rx_opt.ts_recent_stamp = peer->tcp_ts_stamp; 208 tp->rx_opt.ts_recent_stamp = peer->tcp_ts_stamp;
209 tp->rx_opt.ts_recent = peer->tcp_ts; 209 tp->rx_opt.ts_recent = peer->tcp_ts;
210 } 210 }
@@ -1308,7 +1308,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
1308 tcp_death_row.sysctl_tw_recycle && 1308 tcp_death_row.sysctl_tw_recycle &&
1309 (peer = rt_get_peer((struct rtable *)dst)) != NULL && 1309 (peer = rt_get_peer((struct rtable *)dst)) != NULL &&
1310 peer->v4daddr == saddr) { 1310 peer->v4daddr == saddr) {
1311 if (get_seconds() < peer->tcp_ts_stamp + TCP_PAWS_MSL && 1311 if ((u32)get_seconds() - peer->tcp_ts_stamp < TCP_PAWS_MSL &&
1312 (s32)(peer->tcp_ts - req->ts_recent) > 1312 (s32)(peer->tcp_ts - req->ts_recent) >
1313 TCP_PAWS_WINDOW) { 1313 TCP_PAWS_WINDOW) {
1314 NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSPASSIVEREJECTED); 1314 NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSPASSIVEREJECTED);
@@ -1727,9 +1727,9 @@ int tcp_v4_remember_stamp(struct sock *sk)
1727 1727
1728 if (peer) { 1728 if (peer) {
1729 if ((s32)(peer->tcp_ts - tp->rx_opt.ts_recent) <= 0 || 1729 if ((s32)(peer->tcp_ts - tp->rx_opt.ts_recent) <= 0 ||
1730 (peer->tcp_ts_stamp + TCP_PAWS_MSL < get_seconds() && 1730 ((u32)get_seconds() - peer->tcp_ts_stamp > TCP_PAWS_MSL &&
1731 peer->tcp_ts_stamp <= tp->rx_opt.ts_recent_stamp)) { 1731 peer->tcp_ts_stamp <= (u32)tp->rx_opt.ts_recent_stamp)) {
1732 peer->tcp_ts_stamp = tp->rx_opt.ts_recent_stamp; 1732 peer->tcp_ts_stamp = (u32)tp->rx_opt.ts_recent_stamp;
1733 peer->tcp_ts = tp->rx_opt.ts_recent; 1733 peer->tcp_ts = tp->rx_opt.ts_recent;
1734 } 1734 }
1735 if (release_it) 1735 if (release_it)
@@ -1748,9 +1748,9 @@ int tcp_v4_tw_remember_stamp(struct inet_timewait_sock *tw)
1748 const struct tcp_timewait_sock *tcptw = tcp_twsk((struct sock *)tw); 1748 const struct tcp_timewait_sock *tcptw = tcp_twsk((struct sock *)tw);
1749 1749
1750 if ((s32)(peer->tcp_ts - tcptw->tw_ts_recent) <= 0 || 1750 if ((s32)(peer->tcp_ts - tcptw->tw_ts_recent) <= 0 ||
1751 (peer->tcp_ts_stamp + TCP_PAWS_MSL < get_seconds() && 1751 ((u32)get_seconds() - peer->tcp_ts_stamp > TCP_PAWS_MSL &&
1752 peer->tcp_ts_stamp <= tcptw->tw_ts_recent_stamp)) { 1752 peer->tcp_ts_stamp <= (u32)tcptw->tw_ts_recent_stamp)) {
1753 peer->tcp_ts_stamp = tcptw->tw_ts_recent_stamp; 1753 peer->tcp_ts_stamp = (u32)tcptw->tw_ts_recent_stamp;
1754 peer->tcp_ts = tcptw->tw_ts_recent; 1754 peer->tcp_ts = tcptw->tw_ts_recent;
1755 } 1755 }
1756 inet_putpeer(peer); 1756 inet_putpeer(peer);