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Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index d6e3d269e906..7114031fdc70 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -190,7 +190,7 @@ void tcp_select_initial_window(int __space, __u32 mss,
190 } 190 }
191 191
192 /* Set initial window to value enough for senders, 192 /* Set initial window to value enough for senders,
193 * following RFC1414. Senders, not following this RFC, 193 * following RFC2414. Senders, not following this RFC,
194 * will be satisfied with 2. 194 * will be satisfied with 2.
195 */ 195 */
196 if (mss > (1<<*rcv_wscale)) { 196 if (mss > (1<<*rcv_wscale)) {
@@ -435,7 +435,16 @@ int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, unsigned int mss
435 int nsize, old_factor; 435 int nsize, old_factor;
436 u16 flags; 436 u16 flags;
437 437
438 BUG_ON(len >= skb->len); 438 if (unlikely(len >= skb->len)) {
439 if (net_ratelimit()) {
440 printk(KERN_DEBUG "TCP: seg_size=%u, mss=%u, seq=%u, "
441 "end_seq=%u, skb->len=%u.\n", len, mss_now,
442 TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq,
443 skb->len);
444 WARN_ON(1);
445 }
446 return 0;
447 }
439 448
440 nsize = skb_headlen(skb) - len; 449 nsize = skb_headlen(skb) - len;
441 if (nsize < 0) 450 if (nsize < 0)
@@ -1610,7 +1619,7 @@ void tcp_send_fin(struct sock *sk)
1610 * was unread data in the receive queue. This behavior is recommended 1619 * was unread data in the receive queue. This behavior is recommended
1611 * by draft-ietf-tcpimpl-prob-03.txt section 3.10. -DaveM 1620 * by draft-ietf-tcpimpl-prob-03.txt section 3.10. -DaveM
1612 */ 1621 */
1613void tcp_send_active_reset(struct sock *sk, unsigned int __nocast priority) 1622void tcp_send_active_reset(struct sock *sk, gfp_t priority)
1614{ 1623{
1615 struct tcp_sock *tp = tcp_sk(sk); 1624 struct tcp_sock *tp = tcp_sk(sk);
1616 struct sk_buff *skb; 1625 struct sk_buff *skb;