tcp_update_csum() is exposed in tcp_internal.h, but is only used in tcp.c.
Remove the unneded prototype and make it static.
Signed-off-by: David Gibson <david(a)gibson.dropbear.id.au>
---
tcp.c | 3 ++-
tcp_internal.h | 2 --
2 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/tcp.c b/tcp.c
index 1db16095..b8a01cc6 100644
--- a/tcp.c
+++ b/tcp.c
@@ -787,7 +787,8 @@ static void tcp_sock_set_nodelay(int s)
* @th: TCP header (updated)
* @payload: TCP payload
*/
-void tcp_update_csum(uint32_t psum, struct tcphdr *th, struct iov_tail *payload)
+static void tcp_update_csum(uint32_t psum, struct tcphdr *th,
+ struct iov_tail *payload)
{
th->check = 0;
psum = csum_unfolded(th, sizeof(*th), psum);
diff --git a/tcp_internal.h b/tcp_internal.h
index 9cf31f53..6f5e054c 100644
--- a/tcp_internal.h
+++ b/tcp_internal.h
@@ -166,8 +166,6 @@ void tcp_rst_do(const struct ctx *c, struct tcp_tap_conn *conn);
struct tcp_info_linux;
-void tcp_update_csum(uint32_t psum, struct tcphdr *th,
- struct iov_tail *payload);
void tcp_fill_headers(const struct tcp_tap_conn *conn,
struct tap_hdr *taph,
struct iphdr *ip4h, struct ipv6hdr *ip6h,
--
2.48.1