[TCP]: spelling fixes

[mirror_ubuntu-zesty-kernel.git] / net / ipv4 / tcp_output.c

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 7114031fdc70e3ce8c6adcdd7beda2f6d2b5d049..602e7057e4383ff100a28fd6489bd843a17ab0d9 100644 (file)
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -435,17 +435,7 @@ int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, unsigned int mss
        int nsize, old_factor;
        u16 flags;
 
-       if (unlikely(len >= skb->len)) {
-               if (net_ratelimit()) {
-                       printk(KERN_DEBUG "TCP: seg_size=%u, mss=%u, seq=%u, "
-                              "end_seq=%u, skb->len=%u.\n", len, mss_now,
-                              TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq,
-                              skb->len);
-                       WARN_ON(1);
-               }
-               return 0;
-       }
-
+       BUG_ON(len > skb->len);
        nsize = skb_headlen(skb) - len;
        if (nsize < 0)
                nsize = 0;
@@ -609,7 +599,7 @@ int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
    for TCP options, but includes only bare TCP header.
 
    tp->rx_opt.mss_clamp is mss negotiated at connection setup.
-   It is minumum of user_mss and mss received with SYN.
+   It is minimum of user_mss and mss received with SYN.
    It also does not include TCP options.
 
    tp->pmtu_cookie is last pmtu, seen by this function.
@@ -1181,7 +1171,7 @@ u32 __tcp_select_window(struct sock *sk)
 {
        struct inet_connection_sock *icsk = inet_csk(sk);
        struct tcp_sock *tp = tcp_sk(sk);
-       /* MSS for the peer's data.  Previous verions used mss_clamp
+       /* MSS for the peer's data.  Previous versions used mss_clamp
         * here.  I don't know if the value based on our guesses
         * of peer's MSS is better for the performance.  It's more correct
         * but may be worse for the performance because of rcv_mss
@@ -1371,7 +1361,7 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
        int err;
 
        /* Do not sent more than we queued. 1/4 is reserved for possible
-        * copying overhead: frgagmentation, tunneling, mangling etc.
+        * copying overhead: fragmentation, tunneling, mangling etc.
         */
        if (atomic_read(&sk->sk_wmem_alloc) >
            min(sk->sk_wmem_queued + (sk->sk_wmem_queued >> 2), sk->sk_sndbuf))
@@ -2068,3 +2058,4 @@ EXPORT_SYMBOL(tcp_connect);
 EXPORT_SYMBOL(tcp_make_synack);
 EXPORT_SYMBOL(tcp_simple_retransmit);
 EXPORT_SYMBOL(tcp_sync_mss);
+EXPORT_SYMBOL(sysctl_tcp_tso_win_divisor);