SYN_RECV & TIMEWAIT sockets are not full blown, they do not have a
sk_dst_cache pointer.
Fixes: ca6fb0651883 ("tcp: attach SYNACK messages to request sockets instead of
listener")
Signed-off-by: Eric Dumazet <eduma...@google.com>
---
include/net/request_sock.h | 1 +
net/core/dev.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index dd423d840852..f83669460d82 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -92,6 +92,7 @@ reqsk_alloc(const struct request_sock_ops *ops, struct sock
*sk_listener)
req->rsk_listener = sk_listener;
req_to_sk(req)->sk_prot = sk_listener->sk_prot;
sk_node_init(&req_to_sk(req)->sk_node);
+ sk_tx_queue_clear(req_to_sk(req));
req->saved_syn = NULL;
/* Following is temporary. It is coupled with debugging
* helpers in reqsk_put() & reqsk_free()
diff --git a/net/core/dev.c b/net/core/dev.c
index 323c04edd779..a229bf0d649d 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2974,6 +2974,7 @@ static u16 __netdev_pick_tx(struct net_device *dev,
struct sk_buff *skb)
new_index = skb_tx_hash(dev, skb);
if (queue_index != new_index && sk &&
+ sk_fullsock(sk) &&
rcu_access_pointer(sk->sk_dst_cache))
sk_tx_queue_set(sk, new_index);
--
2.6.0.rc2.230.g3dd15c0
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