From nobody Thu Mar 17 12:28:16 2022 X-Original-To: dev-commits-src-branches@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 4412E1A25D4C; Thu, 17 Mar 2022 12:28:17 +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 4KK5ym6bXhz4r5v; Thu, 17 Mar 2022 12:28:16 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1647520097; 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=aH9PO+96r9HWsdX7e1J/RsUyySOHU1EooFMAgZuGyqA=; b=rfBakJRDMOiHmpqazVDJ3RuVscpB8JPBuP9jYj8Wre9i8mp3KNYVoMfdQ2L/wcze/uUuSJ 4fSCEsUSycuo0WVBSynrmnvf4SYxIKsQnfJEaSBh5oO4EhczwMWCvxi7Jyx4jB1xR0lInn pT4ImsfDwSeSDKszpOQfRMIDvnIeyJ4BFvAohwNHGCwrEHVQc3u0onCu1wt3Hs4cQxBjZV 2bl2nSVQVDXtTxFX9TtgBU1ztph86UWYLz6gOsOk0FFbRJeRNUmLKUhu9ZLkSrQTV7rbD9 t/iq5iTmZkHCQ1mPFYJrobCysTQ5FzExS+4SSp0g9ALMi9mWXlSRxWef42ONBA== 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 AB5482688; Thu, 17 Mar 2022 12:28:16 +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 22HCSGIE083981; Thu, 17 Mar 2022 12:28:16 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 22HCSGW6083980; Thu, 17 Mar 2022 12:28:16 GMT (envelope-from git) Date: Thu, 17 Mar 2022 12:28:16 GMT Message-Id: <202203171228.22HCSGW6083980@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Hans Petter Selasky Subject: git: cad0a51d388d - releng/13.1 - lindebugfs: Make single_release() NULL safe. List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-branches@freebsd.org X-BeenThere: dev-commits-src-branches@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: hselasky X-Git-Repository: src X-Git-Refname: refs/heads/releng/13.1 X-Git-Reftype: branch X-Git-Commit: cad0a51d388db1744f6dfce2ac95d8df57e6e5dc Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1647520097; 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=aH9PO+96r9HWsdX7e1J/RsUyySOHU1EooFMAgZuGyqA=; b=RbN2nQAu8asBw2wmze+9ik6MDVfFQK/1gPnptjztNl59el2uFW/e3n42y51bgC/8tXi7Ex Qpm+7g894GxmhV82plvjnxkkMgFOGurO/GZv95sqaTtpu4PPOK/qSKRisa56g9t2CYcnn4 mLOR4blXfFN05ShAXebNLb0WsYGEIlRcmXsu3s1Y9bHoOLw+DKvfmx6/dKx4mLhfU/zJ77 LsOmTL5gQQ3lNUUaTmDw3+jImCYtwFJU1DbJ8r8vpdFo5irUie564hhxTm9naijrzsA+fE gq1TPOkHhSduatoEtMJn3fateRhyWhihZApo0FTg8gsuPFs4nGoGusLUu4016g== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1647520097; a=rsa-sha256; cv=none; b=RG5KmRv8MDE1fORTtqxYG2IObOp8iqNsA9Gd8TeO3IgtObbBw6jvOBQ2J2JtQSlfs/dZ7k I6JHhPeVYs2hmGcs1YthDy4PCkRCvJ4YxWtnvH19+1QuWFRwThkWR/GPRDZ1ghfM383fJH Q7164uwg3OcTvjuuzEVgGL9B/jmBk/6ehqw4FFMN4a35X7S077x0A+5CJM7XkXVFXLp9uy Six7q5hkad1NnhBK3YPJfcQbBx58zFArwuDDE7Fs5gAcJ5kslH6ZUYtkBOZ4US3dYpFvSE Uh/X3OMNJjA9RPxu/fDuuXblipoh3umd8MngHXAekcyttDj3OELZDrue/hxXlA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch releng/13.1 has been updated by hselasky: URL: https://cgit.FreeBSD.org/src/commit/?id=cad0a51d388db1744f6dfce2ac95d8df57e6e5dc commit cad0a51d388db1744f6dfce2ac95d8df57e6e5dc Author: Hans Petter Selasky AuthorDate: 2022-03-11 16:39:44 +0000 Commit: Hans Petter Selasky CommitDate: 2022-03-17 12:26:26 +0000 lindebugfs: Make single_release() NULL safe. Sponsored by: NVIDIA Networking Approved by: re (gjb) (cherry picked from commit a23e475c48da7a3751ffdc689be01d514ea2857c) (cherry picked from commit d67b2c96153fcef344648d907893b50e30817a38) --- sys/compat/linuxkpi/common/src/linux_seq_file.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/sys/compat/linuxkpi/common/src/linux_seq_file.c b/sys/compat/linuxkpi/common/src/linux_seq_file.c index 6f4f1a368c4a..ed23bf8d010f 100644 --- a/sys/compat/linuxkpi/common/src/linux_seq_file.c +++ b/sys/compat/linuxkpi/common/src/linux_seq_file.c @@ -147,9 +147,15 @@ seq_release(struct inode *inode __unused, struct linux_file *file) int single_release(struct vnode *v, struct linux_file *f) { - const struct seq_operations *op = ((struct seq_file *)f->private_data)->op; + const struct seq_operations *op; + struct seq_file *m; int rc; + /* be NULL safe */ + if ((m = f->private_data) == NULL) + return (0); + + op = m->op; rc = seq_release(v, f); free(__DECONST(void *, op), M_LSEQ); return (rc);