git: 8fee873d78eb - stable/14 - tcp: keep syncache flags when updating ECN info
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Date: Sun, 22 Sep 2024 16:25:09 UTC
The branch stable/14 has been updated by rscheff: URL: https://cgit.FreeBSD.org/src/commit/?id=8fee873d78eb8d04ffbc079d0ee01549f5c0d556 commit 8fee873d78eb8d04ffbc079d0ee01549f5c0d556 Author: Richard Scheffenegger <rscheff@FreeBSD.org> AuthorDate: 2024-09-18 09:18:00 +0000 Commit: Richard Scheffenegger <rscheff@FreeBSD.org> CommitDate: 2024-09-22 16:24:36 +0000 tcp: keep syncache flags when updating ECN info While processing the ECN flags of an incoming packet, incorrectly cleared all other syncache flags. Reported by: tuexen Reviewed By: tuexen, #transport Sponsored by: NetApp, Inc. MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D46694 (cherry picked from commit 0a05ea1f56e65ec0477d56daf5ed623087464082) --- sys/netinet/tcp_syncache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/netinet/tcp_syncache.c b/sys/netinet/tcp_syncache.c index e24249048fd6..6e71d14196f5 100644 --- a/sys/netinet/tcp_syncache.c +++ b/sys/netinet/tcp_syncache.c @@ -1536,7 +1536,7 @@ syncache_add(struct in_conninfo *inc, struct tcpopt *to, struct tcphdr *th, */ if (sc->sc_flags & SCF_ECN_MASK) { sc->sc_flags &= ~SCF_ECN_MASK; - sc->sc_flags = tcp_ecn_syncache_add(tcp_get_flags(th), iptos); + sc->sc_flags |= tcp_ecn_syncache_add(tcp_get_flags(th), iptos); } #ifdef MAC /*