diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c index 4206b14d956d941fe2417c5b72be213db5e1cf9b..fbb42f44501e59bf8814eb9224c3b5671c59293e 100644 --- a/net/ipv4/tcp_metrics.c +++ b/net/ipv4/tcp_metrics.c @@ -252,6 +252,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_req(struct request_sock *req, } net = dev_net(dst->dev); + hash ^= net_hash_mix(net); hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log); for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm; @@ -299,6 +300,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock return NULL; net = twsk_net(tw); + hash ^= net_hash_mix(net); hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log); for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm; @@ -347,6 +349,7 @@ static struct tcp_metrics_block *tcp_get_metrics(struct sock *sk, return NULL; net = dev_net(dst->dev); + hash ^= net_hash_mix(net); hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log); tm = __tcp_get_metrics(&saddr, &daddr, net, hash); @@ -994,6 +997,7 @@ static int tcp_metrics_nl_cmd_get(struct sk_buff *skb, struct genl_info *info) if (!reply) goto nla_put_failure; + hash ^= net_hash_mix(net); hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log); ret = -ESRCH; rcu_read_lock(); @@ -1070,6 +1074,7 @@ static int tcp_metrics_nl_cmd_del(struct sk_buff *skb, struct genl_info *info) if (ret < 0) src = false; + hash ^= net_hash_mix(net); hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log); hb = net->ipv4.tcp_metrics_hash + hash; pp = &hb->chain;