From patchwork Sat Dec 4 06:35:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 520775 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75D24C433F5 for ; Sat, 4 Dec 2021 06:36:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241443AbhLDGje (ORCPT ); Sat, 4 Dec 2021 01:39:34 -0500 Received: from paleale.coelho.fi ([176.9.41.70]:50296 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S229784AbhLDGjc (ORCPT ); Sat, 4 Dec 2021 01:39:32 -0500 Received: from 91-156-5-105.elisa-laajakaista.fi ([91.156.5.105] helo=kveik.ger.corp.intel.com) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mtOeT-0017AH-Of; Sat, 04 Dec 2021 08:36:06 +0200 From: Luca Coelho To: kvalo@codeaurora.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Sat, 4 Dec 2021 08:35:48 +0200 Message-Id: X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211204063555.769822-1-luca@coelho.fi> References: <20211204063555.769822-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 05/12] iwlwifi: mvm: d3: move GTK rekeys condition Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg Move the GTK rekeying condition into iwl_mvm_set_key_rx_seq() so we can modify it in the next patch. In the next firmware API revision we'll properly get data for both active GTKs and will have to install it accordingly. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index a19f646a324f..f9b485fcfcdb 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -1651,8 +1651,12 @@ static void iwl_mvm_convert_key_counters(struct iwl_wowlan_status_data *status, static void iwl_mvm_set_key_rx_seq(struct iwl_mvm *mvm, struct ieee80211_key_conf *key, - struct iwl_wowlan_status_data *status) + struct iwl_wowlan_status_data *status, + bool installed) { + if (status->num_of_gtk_rekeys && !installed) + return; + switch (key->cipher) { case WLAN_CIPHER_SUITE_CCMP: case WLAN_CIPHER_SUITE_GCMP: @@ -1740,8 +1744,9 @@ static void iwl_mvm_d3_update_keys(struct ieee80211_hw *hw, if (data->status->num_of_gtk_rekeys) ieee80211_remove_key(key); - else if (data->last_gtk == key) - iwl_mvm_set_key_rx_seq(data->mvm, key, data->status); + + if (data->last_gtk == key) + iwl_mvm_set_key_rx_seq(data->mvm, key, data->status, false); } static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, @@ -1825,7 +1830,7 @@ static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, key = ieee80211_gtk_rekey_add(vif, &conf.conf); if (IS_ERR(key)) return false; - iwl_mvm_set_key_rx_seq(mvm, key, status); + iwl_mvm_set_key_rx_seq(mvm, key, status, true); replay_ctr = cpu_to_be64(status->replay_ctr);