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-rw-r--r--include/net/tcp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 68e15e26d7ed..dc8decf5ff55 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -944,6 +944,7 @@ extern int tcp_write_xmit(struct sock *, int nonagle);
extern int tcp_retransmit_skb(struct sock *, struct sk_buff *);
extern void tcp_xmit_retransmit_queue(struct sock *);
extern void tcp_simple_retransmit(struct sock *);
+extern int tcp_trim_head(struct sock *, struct sk_buff *, u32);
extern void tcp_send_probe0(struct sock *);
extern void tcp_send_partial(struct sock *);