From patchwork Tue Jun 9 14:57:16 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wan, Kaike" X-Patchwork-Id: 6573321 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 7605EC0433 for ; Tue, 9 Jun 2015 14:57:52 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AA8D0201BC for ; Tue, 9 Jun 2015 14:57:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BC46C204A7 for ; Tue, 9 Jun 2015 14:57:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933072AbbFIO5o (ORCPT ); Tue, 9 Jun 2015 10:57:44 -0400 Received: from mga11.intel.com ([192.55.52.93]:5737 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933050AbbFIO5n (ORCPT ); Tue, 9 Jun 2015 10:57:43 -0400 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP; 09 Jun 2015 07:57:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,581,1427785200"; d="scan'208";a="707961876" Received: from phlsvsds.ph.intel.com ([10.228.195.38]) by orsmga001.jf.intel.com with ESMTP; 09 Jun 2015 07:57:38 -0700 Received: from phlsvsds.ph.intel.com (localhost.localdomain [127.0.0.1]) by phlsvsds.ph.intel.com (8.13.8/8.13.8) with ESMTP id t59Evb8N026231; Tue, 9 Jun 2015 10:57:37 -0400 Received: (from kaikewan@localhost) by phlsvsds.ph.intel.com (8.13.8/8.13.8/Submit) id t59EvbG1026228; Tue, 9 Jun 2015 10:57:37 -0400 X-Authentication-Warning: phlsvsds.ph.intel.com: kaikewan set sender to kaike.wan@intel.com using -f From: kaike.wan@intel.com To: linux-rdma@vger.kernel.org Cc: Kaike Wan , John Fleck , Ira Weiny Subject: [PATCH v4 3/4] IB/sa: Allocate SA query with kzalloc Date: Tue, 9 Jun 2015 10:57:16 -0400 Message-Id: <1433861837-26177-4-git-send-email-kaike.wan@intel.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1433861837-26177-1-git-send-email-kaike.wan@intel.com> References: <1433861837-26177-1-git-send-email-kaike.wan@intel.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Kaike Wan Replace kmalloc with kzalloc so that all uninitialized fields in SA query will be zero-ed out to avoid unintentional consequence. This prepares the SA query structure to accept new fields in the future. Signed-off-by: Kaike Wan Signed-off-by: John Fleck Signed-off-by: Ira Weiny Reviewed-by: Sean Hefty --- drivers/infiniband/core/sa_query.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index c38f030..17e1cf7 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -739,7 +739,7 @@ int ib_sa_path_rec_get(struct ib_sa_client *client, port = &sa_dev->port[port_num - sa_dev->start_port]; agent = port->agent; - query = kmalloc(sizeof *query, gfp_mask); + query = kzalloc(sizeof(*query), gfp_mask); if (!query) return -ENOMEM; @@ -861,7 +861,7 @@ int ib_sa_service_rec_query(struct ib_sa_client *client, method != IB_SA_METHOD_DELETE) return -EINVAL; - query = kmalloc(sizeof *query, gfp_mask); + query = kzalloc(sizeof(*query), gfp_mask); if (!query) return -ENOMEM; @@ -953,7 +953,7 @@ int ib_sa_mcmember_rec_query(struct ib_sa_client *client, port = &sa_dev->port[port_num - sa_dev->start_port]; agent = port->agent; - query = kmalloc(sizeof *query, gfp_mask); + query = kzalloc(sizeof(*query), gfp_mask); if (!query) return -ENOMEM; @@ -1050,7 +1050,7 @@ int ib_sa_guid_info_rec_query(struct ib_sa_client *client, port = &sa_dev->port[port_num - sa_dev->start_port]; agent = port->agent; - query = kmalloc(sizeof *query, gfp_mask); + query = kzalloc(sizeof(*query), gfp_mask); if (!query) return -ENOMEM;