From owner-svn-src-head@freebsd.org Wed Dec 5 13:47:42 2018 Return-Path: Delivered-To: svn-src-head@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 219B613141C3; Wed, 5 Dec 2018 13:47:42 +0000 (UTC) (envelope-from slavash@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BC78572E31; Wed, 5 Dec 2018 13:47:41 +0000 (UTC) (envelope-from slavash@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 9EDCB1529C; Wed, 5 Dec 2018 13:47:41 +0000 (UTC) (envelope-from slavash@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wB5DlfmN081995; Wed, 5 Dec 2018 13:47:41 GMT (envelope-from slavash@FreeBSD.org) Received: (from slavash@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wB5Dlfvp081994; Wed, 5 Dec 2018 13:47:41 GMT (envelope-from slavash@FreeBSD.org) Message-Id: <201812051347.wB5Dlfvp081994@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: slavash set sender to slavash@FreeBSD.org using -f From: Slava Shwartsman Date: Wed, 5 Dec 2018 13:47:41 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r341568 - head/sys/dev/mlx5/mlx5_ib X-SVN-Group: head X-SVN-Commit-Author: slavash X-SVN-Commit-Paths: head/sys/dev/mlx5/mlx5_ib X-SVN-Commit-Revision: 341568 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: BC78572E31 X-Spamd-Result: default: False [-0.69 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.54)[-0.543,0]; NEURAL_HAM_SHORT(-0.08)[-0.077,0]; NEURAL_HAM_LONG(-0.07)[-0.072,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 Dec 2018 13:47:42 -0000 Author: slavash Date: Wed Dec 5 13:47:41 2018 New Revision: 341568 URL: https://svnweb.freebsd.org/changeset/base/341568 Log: mlx5ib: Fix sign extension in mlx5_ib_query_device "fw_rev_min(dev->mdev)" with type "unsigned short" (16 bits, unsigned) is promoted in "fw_rev_min(dev->mdev) << 16" to type "int" (32 bits, signed), then sign-extended to type "unsigned long" (64 bits, unsigned). If "fw_rev_min(dev->mdev) << 16" is greater than 0x7FFFFFFF, the upper bits of the result will all be 1. Approved by: hselasky (mentor) MFC after: 1 week Sponsored by: Mellanox Technologies Modified: head/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c Modified: head/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c ============================================================================== --- head/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c Wed Dec 5 13:47:10 2018 (r341567) +++ head/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c Wed Dec 5 13:47:41 2018 (r341568) @@ -605,7 +605,7 @@ static int mlx5_ib_query_device(struct ib_device *ibde return err; props->fw_ver = ((u64)fw_rev_maj(dev->mdev) << 32) | - (fw_rev_min(dev->mdev) << 16) | + ((u32)fw_rev_min(dev->mdev) << 16) | fw_rev_sub(dev->mdev); props->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT | IB_DEVICE_PORT_ACTIVE_EVENT |