[TCP]: Ratelimit debugging warning.

Better safe than sorry.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 5 deletions

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f37a50e55b68..7114031fdc70 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -436,11 +436,13 @@ int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, unsigned int mss
         u16 flags;
 
         if (unlikely(len >= skb->len)) {
-                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);
+                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;
         }