From nobody Tue Oct 07 13:10:25 2025 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4cgxMP6JKfz6BFw3; Tue, 07 Oct 2025 13:10:25 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R12" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4cgxMP5L3Kz3G2V; Tue, 07 Oct 2025 13:10:25 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1759842625; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=vmXsk1DX9dyyoOC2C+VGai3DswWBZ0K1Y042mrdOKFs=; b=IH+9xteFdf256pNHvcJ5dPCqEkIA+e/blzWlCIpeFi9hEbLGJYOhm82zNeYKYxwXgxC1TK o4zx7byzBdCFEv/0JoZe4ewYyxxxC5d9HLQFUTkZ724lzX/SMp/ATJSDZ6eNVGdZaVA0vm 2+UjwYoYwgzMwsGh+dsk7Z2bjezaYVlvVYWj/qyswLiFNvl2y3HNBQCf+zhSHSXQxuQ81Q 6aAogwogJqUCy9iTXNrAJqAjYc6weKWOln+NnTUY6NX7NDeO7hvvh2czfE+jExKiGnDVT7 tcxdBlLL9tajagBKr57yBaGBF2FYojECzwJa4l4J+po0i9qr+3o6r4nJ61sZlQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1759842625; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=vmXsk1DX9dyyoOC2C+VGai3DswWBZ0K1Y042mrdOKFs=; b=bofCJHPBet4nEXBlmzAUBNwoItXu7tLWFjWTu247dJwBe9oLqVMz37uMxiB9oUSl4etXld R1vwNMlyI23OIMhqt8Sdz2ueYWMZvDDvFHZQ1xUrBBKo9LF+a4HxWTgWm9gQlZGcGD5wTt 9nX4m1WuqQZarQbkSgaFYfby8nXNLhcSD0N5qVKuwPKbhl47cObQatjiSabfZJcH7+BhCX pOuhzHgXwHQ97SBxau9JTGuJIs4KVrWFfGs2rPGbQzcKps6BtGDDYIfY9EpVYywW90odIM 6lHdv2AkX2rXP0BKpuTAon2iJKuLjbMTBKXMXgqY237+n/VfT9X0jgwreh7y8Q== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1759842625; a=rsa-sha256; cv=none; b=V0bO3yTNDoKEpN6AiSgylgNh8I92ExTSfYs1UqyO2RnUsABK9OPheswPkZVtuG2BMva5If Vliu/fmp38sK8ENgbl6/AUARrLvWykN+Wbl36VOn+nk6pTzxKLuYYcDeDfnqf6knCo35+9 AsfIsMVbj1vj6DHtBQl0sq7dpvFzkFK8ElywGQA8qjTC/tZh5K3OLNYmiTp6xR7432VsnF 5DTmhAMxedntShNltCHNx3ZSxG9w8AYIEfBCoIgpJjBajvbUAu+WxZP79QxDwdoJ+eV+xW olb56++fEl33bq+jCxIn8gvh+xw9050uYuXkdeYxfIi8tdA4LsVoLHxvevF/WQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4cgxMP4qSSzm7c; Tue, 07 Oct 2025 13:10:25 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 597DAP9J009758; Tue, 7 Oct 2025 13:10:25 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 597DAP1A009755; Tue, 7 Oct 2025 13:10:25 GMT (envelope-from git) Date: Tue, 7 Oct 2025 13:10:25 GMT Message-Id: <202510071310.597DAP1A009755@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: "Andrey V. Elsukov" Subject: git: c4cce0a3e94e - main - ipv6: don't complain when deleting an address with prefix length of 128 List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: ae X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: c4cce0a3e94e3b22f874508d1a9cd81442648238 Auto-Submitted: auto-generated The branch main has been updated by ae: URL: https://cgit.FreeBSD.org/src/commit/?id=c4cce0a3e94e3b22f874508d1a9cd81442648238 commit c4cce0a3e94e3b22f874508d1a9cd81442648238 Author: Andrey V. Elsukov AuthorDate: 2025-10-07 13:08:15 +0000 Commit: Andrey V. Elsukov CommitDate: 2025-10-07 13:08:15 +0000 ipv6: don't complain when deleting an address with prefix length of 128 Save prefix length in unused field in6_ifaddr->ia_plen, then on remove check if an address has 128 prefix length, and if so, we don't need to complain that there is none of related prefixes. Reviewed by: kp Obtained from: Yandex LLC MFC after: 1 week Sponsored by: Yandex LLC Differential Revision: https://reviews.freebsd.org/D52952 --- sys/netinet6/in6.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c index 4f756a75fac7..b98703bdfbfe 100644 --- a/sys/netinet6/in6.c +++ b/sys/netinet6/in6.c @@ -1295,8 +1295,8 @@ in6_addifaddr(struct ifnet *ifp, struct in6_aliasreq *ifra, struct in6_ifaddr *i */ bzero(&pr0, sizeof(pr0)); pr0.ndpr_ifp = ifp; - pr0.ndpr_plen = in6_mask2len(&ifra->ifra_prefixmask.sin6_addr, - NULL); + pr0.ndpr_plen = ia->ia_plen = + in6_mask2len(&ifra->ifra_prefixmask.sin6_addr, NULL); if (pr0.ndpr_plen == 128) { /* we don't need to install a host route. */ goto aifaddr_out; @@ -1490,16 +1490,16 @@ in6_unlink_ifa(struct in6_ifaddr *ia, struct ifnet *ifp) * positive reference. */ remove_lle = 0; - if (ia->ia6_ndpr == NULL) { - nd6log((LOG_NOTICE, - "in6_unlink_ifa: autoconf'ed address " - "%s has no prefix\n", ip6_sprintf(ip6buf, IA6_IN6(ia)))); - } else { + if (ia->ia6_ndpr != NULL) { ia->ia6_ndpr->ndpr_addrcnt--; /* Do not delete lles within prefix if refcont != 0 */ if (ia->ia6_ndpr->ndpr_addrcnt == 0) remove_lle = 1; ia->ia6_ndpr = NULL; + } else if (ia->ia_plen < 128) { + nd6log((LOG_NOTICE, + "in6_unlink_ifa: autoconf'ed address " + "%s has no prefix\n", ip6_sprintf(ip6buf, IA6_IN6(ia)))); } nd6_rem_ifa_lle(ia, remove_lle);