From patchwork Mon Dec 21 20:50:11 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Emmanuel Grumbach X-Patchwork-Id: 7897951 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-linux-wireless@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 2600BBEEE5 for ; Mon, 21 Dec 2015 20:52:00 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5BD32204DE for ; Mon, 21 Dec 2015 20:51:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0C293205FE for ; Mon, 21 Dec 2015 20:51:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751703AbbLUUvN (ORCPT ); Mon, 21 Dec 2015 15:51:13 -0500 Received: from mga03.intel.com ([134.134.136.65]:2928 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751671AbbLUUvL (ORCPT ); Mon, 21 Dec 2015 15:51:11 -0500 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP; 21 Dec 2015 12:51:11 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,461,1444719600"; d="scan'208";a="621796227" Received: from aidesis-mobl2.ger.corp.intel.com (HELO egrumbacBOX.ger.corp.intel.com) ([10.255.206.60]) by FMSMGA003.fm.intel.com with ESMTP; 21 Dec 2015 12:51:09 -0800 From: Emmanuel Grumbach To: linux-wireless@vger.kernel.org Cc: Eliad Peller , Eliad Peller , Emmanuel Grumbach Subject: [PATCH 10/45] iwlwifi: mvm: check iwl_mvm_wowlan_config_key_params() return value Date: Mon, 21 Dec 2015 22:50:11 +0200 Message-Id: <1450731046-2796-10-git-send-email-emmanuel.grumbach@intel.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <0BA3FCBA62E2DC44AF3030971E174FB32E949792@hasmsx107.ger.corp.intel.com> References: <0BA3FCBA62E2DC44AF3030971E174FB32E949792@hasmsx107.ger.corp.intel.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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: Eliad Peller commit 9a4c830007817e ("iwlwifi: mvm: refactor d3 key update functions") refactored some code into iwl_mvm_wowlan_config_key_params() function, but the return value was never checked, and not all the function flows returned valid values. fix it. Fixes: ac8ef0ce38de ("iwlwifi: mvm: refactor d3 key update functions") Signed-off-by: Eliad Peller Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 9e51843..542de74 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -917,6 +917,7 @@ int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, if (ret) goto out; } + ret = 0; out: kfree(key_data.rsc_tsc); return ret; @@ -946,8 +947,11 @@ iwl_mvm_wowlan_config(struct iwl_mvm *mvm, * that isn't really a problem though. */ mutex_unlock(&mvm->mutex); - iwl_mvm_wowlan_config_key_params(mvm, vif, true, CMD_ASYNC); + ret = iwl_mvm_wowlan_config_key_params(mvm, vif, true, + CMD_ASYNC); mutex_lock(&mvm->mutex); + if (ret) + return ret; } ret = iwl_mvm_send_cmd_pdu(mvm, WOWLAN_CONFIGURATION, 0,