From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964961AbcHNL3O (ORCPT ); Sun, 14 Aug 2016 07:29:14 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:52305 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964841AbcHNL3J (ORCPT ); Sun, 14 Aug 2016 07:29:09 -0400 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "David S. Miller" , "Saeed Mahameed" , "Majd Dibbiny" Date: Sat, 13 Aug 2016 18:42:51 +0100 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.16 159/305] net/mlx5: Fix masking of reserved bits in XRCD number In-Reply-To: X-SA-Exim-Connect-IP: 92.40.249.202 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.37-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Majd Dibbiny commit 9cd3411c42c5d5ba55d6e745edfe7df53c1ffa41 upstream. Mask the reserved bits when reading the number of newly created XRCD. Fixes: e126ba97dba9 ('mlx5: Add driver for Mellanox Connect-IB adapters') Signed-off-by: Majd Dibbiny Signed-off-by: Saeed Mahameed Signed-off-by: David S. Miller Signed-off-by: Ben Hutchings --- drivers/net/ethernet/mellanox/mlx5/core/qp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -274,7 +274,7 @@ int mlx5_core_xrcd_alloc(struct mlx5_cor if (out.hdr.status) err = mlx5_cmd_status_to_err(&out.hdr); else - *xrcdn = be32_to_cpu(out.xrcdn); + *xrcdn = be32_to_cpu(out.xrcdn) & 0xffffff; return err; }