[PATCH net-next] ipv6: remove __inet6_csk_dst_check()

[Eric Dumazet <edumazet@google.com>]

__inet6_csk_dst_check() is a very simple wrapper with no value,
it is used only once.

Directly use __sk_dst_check().

Signed-off-by: Eric Dumazet <edumazet@google.com>
---
 net/ipv6/inet6_connection_sock.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
index 3aedd51c9bdb18b3b45ff3f6b56666e2ffd1f515..e30172e634a64d85cc774d1cdcad1ee36c1f7e7a 100644
--- a/net/ipv6/inet6_connection_sock.c
+++ b/net/ipv6/inet6_connection_sock.c
@@ -55,12 +55,6 @@ struct dst_entry *inet6_csk_route_req(const struct sock *sk,
 	return dst;
 }
 
-static inline
-struct dst_entry *__inet6_csk_dst_check(struct sock *sk, u32 cookie)
-{
-	return __sk_dst_check(sk, cookie);
-}
-
 static struct dst_entry *inet6_csk_route_socket(struct sock *sk,
 						struct flowi6 *fl6)
 {
@@ -86,7 +80,7 @@ static struct dst_entry *inet6_csk_route_socket(struct sock *sk,
 	final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final);
 	rcu_read_unlock();
 
-	dst = __inet6_csk_dst_check(sk, np->dst_cookie);
+	dst = __sk_dst_check(sk, np->dst_cookie);
 	if (!dst) {
 		dst = ip6_dst_lookup_flow(sock_net(sk), sk, fl6, final_p);
 
-- 
2.52.0.457.g6b5491de43-goog