From 6be49deaa09576c141002a2e6f816a1709bc2c86 Mon Sep 17 00:00:00 2001 From: Jason Xing Date: Thu, 25 Apr 2024 11:13:35 +0800 Subject: 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 Acked-by: Matthieu Baerts (NGI0) Reviewed-by: Eric Dumazet Signed-off-by: Paolo Abeni --- net/dccp/ipv4.c | 10 ++++++---- net/dccp/ipv6.c | 10 ++++++---- net/dccp/minisocks.c | 3 ++- 3 files changed, 14 insertions(+), 9 deletions(-) (limited to 'net/dccp') diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index 9fc9cea4c251..ff41bd6f99c3 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -24,6 +24,7 @@ #include #include #include +#include #include "ackvec.h" #include "ccid.h" @@ -521,7 +522,8 @@ out: return err; } -static void dccp_v4_ctl_send_reset(const struct sock *sk, struct sk_buff *rxskb) +static void dccp_v4_ctl_send_reset(const struct sock *sk, struct sk_buff *rxskb, + enum sk_rst_reason reason) { int err; const struct iphdr *rxiph; @@ -706,7 +708,7 @@ int dccp_v4_do_rcv(struct sock *sk, struct sk_buff *skb) return 0; reset: - dccp_v4_ctl_send_reset(sk, skb); + dccp_v4_ctl_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); kfree_skb(skb); return 0; } @@ -869,7 +871,7 @@ lookup: if (nsk == sk) { reqsk_put(req); } else if (dccp_child_process(sk, nsk, skb)) { - dccp_v4_ctl_send_reset(sk, skb); + dccp_v4_ctl_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); goto discard_and_relse; } else { sock_put(sk); @@ -909,7 +911,7 @@ no_dccp_socket: if (dh->dccph_type != DCCP_PKT_RESET) { DCCP_SKB_CB(skb)->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION; - dccp_v4_ctl_send_reset(sk, skb); + dccp_v4_ctl_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); } discard_it: diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index c8ca703dc331..85f4b8fdbe5e 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -29,6 +29,7 @@ #include #include #include +#include #include "dccp.h" #include "ipv6.h" @@ -256,7 +257,8 @@ static void dccp_v6_reqsk_destructor(struct request_sock *req) kfree_skb(inet_rsk(req)->pktopts); } -static void dccp_v6_ctl_send_reset(const struct sock *sk, struct sk_buff *rxskb) +static void dccp_v6_ctl_send_reset(const struct sock *sk, struct sk_buff *rxskb, + enum sk_rst_reason reason) { const struct ipv6hdr *rxip6h; struct sk_buff *skb; @@ -656,7 +658,7 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb) return 0; reset: - dccp_v6_ctl_send_reset(sk, skb); + dccp_v6_ctl_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); discard: if (opt_skb != NULL) __kfree_skb(opt_skb); @@ -762,7 +764,7 @@ lookup: if (nsk == sk) { reqsk_put(req); } else if (dccp_child_process(sk, nsk, skb)) { - dccp_v6_ctl_send_reset(sk, skb); + dccp_v6_ctl_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); goto discard_and_relse; } else { sock_put(sk); @@ -801,7 +803,7 @@ no_dccp_socket: if (dh->dccph_type != DCCP_PKT_RESET) { DCCP_SKB_CB(skb)->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION; - dccp_v6_ctl_send_reset(sk, skb); + dccp_v6_ctl_send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); } discard_it: diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c index 64d805b27add..251a57cf5822 100644 --- a/net/dccp/minisocks.c +++ b/net/dccp/minisocks.c @@ -15,6 +15,7 @@ #include #include #include +#include #include "ackvec.h" #include "ccid.h" @@ -202,7 +203,7 @@ struct sock *dccp_check_req(struct sock *sk, struct sk_buff *skb, DCCP_SKB_CB(skb)->dccpd_reset_code = DCCP_RESET_CODE_TOO_BUSY; drop: if (dccp_hdr(skb)->dccph_type != DCCP_PKT_RESET) - req->rsk_ops->send_reset(sk, skb); + req->rsk_ops->send_reset(sk, skb, SK_RST_REASON_NOT_SPECIFIED); inet_csk_reqsk_queue_drop(sk, req); out: -- cgit v1.2.3-73-gaa49b