From owner-svn-src-stable-12@freebsd.org Fri Apr 5 11:27:49 2019 Return-Path: Delivered-To: svn-src-stable-12@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8D75C1573429; Fri, 5 Apr 2019 11:27:49 +0000 (UTC) (envelope-from hselasky@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) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 34ECF8BF8B; Fri, 5 Apr 2019 11:27:49 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 0FCDDC731; Fri, 5 Apr 2019 11:27:49 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x35BRmAf008116; Fri, 5 Apr 2019 11:27:48 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x35BRm4d008115; Fri, 5 Apr 2019 11:27:48 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201904051127.x35BRm4d008115@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Fri, 5 Apr 2019 11:27:48 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r345932 - stable/12/sys/compat/linuxkpi/common/include/linux X-SVN-Group: stable-12 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/12/sys/compat/linuxkpi/common/include/linux X-SVN-Commit-Revision: 345932 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 34ECF8BF8B X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.95 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.96)[-0.956,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-stable-12@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for only the 12-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Apr 2019 11:27:49 -0000 Author: hselasky Date: Fri Apr 5 11:27:48 2019 New Revision: 345932 URL: https://svnweb.freebsd.org/changeset/base/345932 Log: MFC r345105: Honor SYSCTL function return values when creating sysfs nodes in the LinuxKPI. Return proper error code upon failure. Submitted by: Johannes Lundberg Sponsored by: Limelight Networks Sponsored by: Mellanox Technologies Modified: stable/12/sys/compat/linuxkpi/common/include/linux/sysfs.h Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/compat/linuxkpi/common/include/linux/sysfs.h ============================================================================== --- stable/12/sys/compat/linuxkpi/common/include/linux/sysfs.h Fri Apr 5 11:27:35 2019 (r345931) +++ stable/12/sys/compat/linuxkpi/common/include/linux/sysfs.h Fri Apr 5 11:27:48 2019 (r345932) @@ -132,10 +132,14 @@ out: static inline int sysfs_create_file(struct kobject *kobj, const struct attribute *attr) { + struct sysctl_oid *oid; - SYSCTL_ADD_OID(NULL, SYSCTL_CHILDREN(kobj->oidp), OID_AUTO, + oid = SYSCTL_ADD_OID(NULL, SYSCTL_CHILDREN(kobj->oidp), OID_AUTO, attr->name, CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_MPSAFE, kobj, (uintptr_t)attr, sysctl_handle_attr, "A", ""); + if (!oid) { + return (-ENOMEM); + } return (0); } @@ -176,9 +180,14 @@ sysfs_create_group(struct kobject *kobj, const struct static inline int sysfs_create_dir(struct kobject *kobj) { + struct sysctl_oid *oid; - kobj->oidp = SYSCTL_ADD_NODE(NULL, SYSCTL_CHILDREN(kobj->parent->oidp), + oid = SYSCTL_ADD_NODE(NULL, SYSCTL_CHILDREN(kobj->parent->oidp), OID_AUTO, kobj->name, CTLFLAG_RD|CTLFLAG_MPSAFE, NULL, kobj->name); + if (!oid) { + return (-ENOMEM); + } + kobj->oidp = oid; return (0); }