tcp: make function tcp_retransmit_stamp() static
Fixes the following sparse warnings:
net/ipv4/tcp_timer.c:25:5: warning:
symbol 'tcp_retransmit_stamp' was not declared. Should it be static?
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index a242f88..7fdf222 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -22,7 +22,7 @@
#include <linux/gfp.h>
#include <net/tcp.h>
-u32 tcp_retransmit_stamp(const struct sock *sk)
+static u32 tcp_retransmit_stamp(const struct sock *sk)
{
u32 start_ts = tcp_sk(sk)->retrans_stamp;