git: 0773b44e8294 - main - tcp: tcp6_connect() requires net epoch
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Date: Mon, 05 Sep 2022 17:26:54 UTC
The branch main has been updated by glebius: URL: https://cgit.FreeBSD.org/src/commit/?id=0773b44e829421a806a89087009b294f16ee51fd commit 0773b44e829421a806a89087009b294f16ee51fd Author: Gleb Smirnoff <glebius@FreeBSD.org> AuthorDate: 2022-09-05 17:15:19 +0000 Commit: Gleb Smirnoff <glebius@FreeBSD.org> CommitDate: 2022-09-05 17:19:11 +0000 tcp: tcp6_connect() requires net epoch PR: 262663 Reported & tested by: dch MFC after: 2 weeks --- sys/netinet/tcp_usrreq.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/sys/netinet/tcp_usrreq.c b/sys/netinet/tcp_usrreq.c index 291d6a76bb20..d1b7ce5daa67 100644 --- a/sys/netinet/tcp_usrreq.c +++ b/sys/netinet/tcp_usrreq.c @@ -693,20 +693,18 @@ tcp6_usr_connect(struct socket *so, struct sockaddr *nam, struct thread *td) inp->inp_vflag &= ~INP_IPV4; inp->inp_vflag |= INP_IPV6; inp->inp_inc.inc_flags |= INC_ISIPV6; + NET_EPOCH_ENTER(et); if ((error = tcp6_connect(tp, nam, td)) != 0) - goto out; + goto out_in_epoch; #ifdef TCP_OFFLOAD if (registered_toedevs > 0 && (so->so_options & SO_NO_OFFLOAD) == 0 && (error = tcp_offload_connect(so, nam)) == 0) - goto out; + goto out_in_epoch; #endif tcp_timer_activate(tp, TT_KEEP, TP_KEEPINIT(tp)); - NET_EPOCH_ENTER(et); error = tcp_output(tp); -#ifdef INET out_in_epoch: -#endif NET_EPOCH_EXIT(et); out: KASSERT(error >= 0, ("TCP stack %s requested tcp_drop(%p) at connect()"