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-rw-r--r--net/ipv4/tcp_ipv4.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 777306b5bc22..daad4f99db32 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1649,6 +1649,8 @@ u16 tcp_v4_get_syncookie(struct sock *sk, struct iphdr *iph,
return mss;
}
+INDIRECT_CALLABLE_DECLARE(struct dst_entry *ipv4_dst_check(struct dst_entry *,
+ u32));
/* The socket must have it's spinlock held when we get
* here, unless it is a TCP_LISTEN socket.
*
@@ -1668,7 +1670,8 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
sk_mark_napi_id(sk, skb);
if (dst) {
if (inet_sk(sk)->rx_dst_ifindex != skb->skb_iif ||
- !dst->ops->check(dst, 0)) {
+ !INDIRECT_CALL_1(dst->ops->check, ipv4_dst_check,
+ dst, 0)) {
dst_release(dst);
sk->sk_rx_dst = NULL;
}
@@ -2793,6 +2796,7 @@ struct proto tcp_prot = {
.shutdown = tcp_shutdown,
.setsockopt = tcp_setsockopt,
.getsockopt = tcp_getsockopt,
+ .bpf_bypass_getsockopt = tcp_bpf_bypass_getsockopt,
.keepalive = tcp_set_keepalive,
.recvmsg = tcp_recvmsg,
.sendmsg = tcp_sendmsg,