From nobody Sat Jan 1 18:07:00 2022 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 1EBBC19120D7; Sat, 1 Jan 2022 18:07:01 +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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4JR92D5klrz3vj7; Sat, 1 Jan 2022 18:07:00 +0000 (UTC) (envelope-from git@FreeBSD.org) 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 A4FA822DCC; Sat, 1 Jan 2022 18:07:00 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 201I70Jw056189; Sat, 1 Jan 2022 18:07:00 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 201I70uk056188; Sat, 1 Jan 2022 18:07:00 GMT (envelope-from git) Date: Sat, 1 Jan 2022 18:07:00 GMT Message-Id: <202201011807.201I70uk056188@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Michael Tuexen Subject: git: 430df2abee90 - main - in_pcb: improve inp_next() 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: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: tuexen X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 430df2abee9049c2e4773704190a9f0d1779ff10 Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1641060420; 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=cNAozxxBEN+n1pcvMYA1lfk+bPhn7BUhAD0P27sTVdQ=; b=Z6/BtgR9QMeOwqGnJ0rt7ORxagsrArO31gBY1wNA/qIHJEKcKfLQvAygLb89aLGoWR1ziM l4L0WUMZefeDQjHIT0QILwULQBh8IWOgk9cfVnF05y0aEjbiKo+bJ1Hbl8gmQGoea09GXg j5fRxjunOggrrGQBB4MQARKSCtK14XyzXxbQ1bg8XZFz4kPcIU4++Egotd+PYY7I188ZVY jHUIwx5uFuKRxMxJpb5u21+gyoSnqo/qJKjutYUKobChxj7OzWBEgINB/j0ZO6DBDwGoZo +2Aw0CufEgv/xK4FifDr6FofmYB6yNmmx2u6uCDI5qePjDQilFBrRI6fL0+NsA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1641060420; a=rsa-sha256; cv=none; b=y0aWS6t6wECPDe07tBCU1K894BSDWK/gHCfB4txMIa+WxjKm7LLDFD5jpasLRCnGUGe9eg OdmngNbv0uJ1bNIlaiVEcC6zqhmkiwV3QBwYHXQjzkMvgQPA4Ln2p94hb1xxS/1blhKc9o ncMa/D88s6sct38iH94lr3J5gbOhkd4k+c7ojuzJFwmqEQWt0yhzOgUNFbo1/+p5Kth5f4 ZrswaoROO5+Mf8OTKQxkF6+LiQM/vVfNLiwy5CcmJ4TBFzmeXlylhB2a/7Lj5+GBISGfcT dI3DbHYhkvXqdP+hp+XrScJGbTjIOdIdcv4msAFF0T/Zj3/RjxFqkWBkjJIdcw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by tuexen: URL: https://cgit.FreeBSD.org/src/commit/?id=430df2abee9049c2e4773704190a9f0d1779ff10 commit 430df2abee9049c2e4773704190a9f0d1779ff10 Author: Michael Tuexen AuthorDate: 2022-01-01 17:59:47 +0000 Commit: Michael Tuexen CommitDate: 2022-01-01 18:04:10 +0000 in_pcb: improve inp_next() If there is no inp to check, exit the loop iterating through them. Reported by: syzbot+403406a9cbf082b36ea4@syzkaller.appspotmail.com Reviewed by: glebius Sponsored by: Netflix, Inc. --- sys/netinet/in_pcb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sys/netinet/in_pcb.c b/sys/netinet/in_pcb.c index b0ee7aa8f522..03250d5101ff 100644 --- a/sys/netinet/in_pcb.c +++ b/sys/netinet/in_pcb.c @@ -1656,6 +1656,8 @@ inp_next(struct inpcb_iterator *ii) smr_enter(ipi->ipi_smr); MPASS(inp != II_LIST_FIRST(ipi, hash)); inp = II_LIST_FIRST(ipi, hash); + if (inp == NULL) + break; } }