diff options
| author | Jason Xing <kernelxing@tencent.com> | 2024-04-25 11:13:35 +0800 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-04-26 15:34:00 +0200 |
| commit | 6be49deaa09576c141002a2e6f816a1709bc2c86 (patch) | |
| tree | 008981a9768d9c909efaab522096b37e7ff52ce7 /net/ipv6 | |
| parent | 5cb2cb3cb20cb2618c877a50db3c013449cc4e75 (diff) | |
rstreason: prepare for passive reset
Adjust the parameter and support passing reason of reset which
is for now NOT_SPECIFIED. No functional changes.
Signed-off-by: Jason Xing <kernelxing@tencent.com>
Acked-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index bb7c3caf4f85..017f6293b5f4 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -60,6 +60,7 @@ #include <net/secure_seq.h> #include <net/hotdata.h> #include <net/busy_poll.h> +#include <net/rstreason.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> @@ -69,7 +70,8 @@ #include <trace/events/tcp.h> -static void tcp_v6_send_reset(const struct sock *sk, struct sk_buff *skb); +static void tcp_v6_send_reset(const struct sock *sk, struct sk_buff *skb, + enum sk_rst_reason reason); static void tcp_v6_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb, struct request_sock *req); @@ -1008,7 +1010,8 @@ static void tcp_v6_send_response(const struct sock *sk, struct sk_buff *skb, u32 kfree_skb(buff); } -static void tcp_v6_send_reset(const struct sock *sk, struct sk_buff *skb) +static void tcp_v6_send_reset(const struct sock *sk, struct sk_buff *skb, + enum sk_rst_reason reason) { const struct tcphdr *th = tcp_hdr(skb); struct ipv6hdr *ipv6h = ipv6_hdr(skb); @@ -1677,7 +1680,7 @@ int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb) return 0; reset: - tcp_v6_send_reset(sk, skb); + tcp_v6_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); discard: if (opt_skb) __kfree_skb(opt_skb); @@ -1862,7 +1865,7 @@ lookup: } else { drop_reason = tcp_child_process(sk, nsk, skb); if (drop_reason) { - tcp_v6_send_reset(nsk, skb); + tcp_v6_send_reset(nsk, skb, SK_RST_REASON_NOT_SPECIFIED); goto discard_and_relse; } sock_put(sk); @@ -1939,7 +1942,7 @@ csum_error: bad_packet: __TCP_INC_STATS(net, TCP_MIB_INERRS); } else { - tcp_v6_send_reset(NULL, skb); + tcp_v6_send_reset(NULL, skb, SK_RST_REASON_NOT_SPECIFIED); } discard_it: @@ -1995,7 +1998,7 @@ do_time_wait: tcp_v6_timewait_ack(sk, skb); break; case TCP_TW_RST: - tcp_v6_send_reset(sk, skb); + tcp_v6_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); inet_twsk_deschedule_put(inet_twsk(sk)); goto discard_it; case TCP_TW_SUCCESS: |