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| author | David S. Miller <davem@davemloft.net> | 2020-03-31 04:52:37 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-03-31 04:52:37 +0200 |
| commit | ed52f2c608c9451fa2bad298b2ab927416105d65 (patch) | |
| tree | d624be01447b5d578aa79b02b37f0023a867bb42 /net/ipv6 | |
| parent | hv_netvsc: Remove unnecessary round_up for recv_completion_cnt (diff) | |
| parent | Merge branch 'cgroup-bpf_link' (diff) | |
| download | linux-ed52f2c608c9451fa2bad298b2ab927416105d65.tar.xz linux-ed52f2c608c9451fa2bad298b2ab927416105d65.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/ip6_input.c | 3 | ||||
| -rw-r--r-- | net/ipv6/udp.c | 9 |
2 files changed, 8 insertions, 4 deletions
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index 7b089d0ac8cd..e96304d8a4a7 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -285,7 +285,8 @@ static struct sk_buff *ip6_rcv_core(struct sk_buff *skb, struct net_device *dev, rcu_read_unlock(); /* Must drop socket now because of tproxy. */ - skb_orphan(skb); + if (!skb_sk_is_prefetched(skb)) + skb_orphan(skb); return skb; err: diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 5dc439a391fe..7d4151747340 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -843,6 +843,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, struct net *net = dev_net(skb->dev); struct udphdr *uh; struct sock *sk; + bool refcounted; u32 ulen = 0; if (!pskb_may_pull(skb, sizeof(struct udphdr))) @@ -879,7 +880,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, goto csum_error; /* Check if the socket is already available, e.g. due to early demux */ - sk = skb_steal_sock(skb); + sk = skb_steal_sock(skb, &refcounted); if (sk) { struct dst_entry *dst = skb_dst(skb); int ret; @@ -888,12 +889,14 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, udp6_sk_rx_dst_set(sk, dst); if (!uh->check && !udp_sk(sk)->no_check6_rx) { - sock_put(sk); + if (refcounted) + sock_put(sk); goto report_csum_error; } ret = udp6_unicast_rcv_skb(sk, skb, uh); - sock_put(sk); + if (refcounted) + sock_put(sk); return ret; } |