From patchwork Mon Jan 29 19:22:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miri Korenblit X-Patchwork-Id: 13536279 X-Patchwork-Delegate: johannes@sipsolutions.net Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4BF1676023 for ; Mon, 29 Jan 2024 19:22:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706556176; cv=none; b=DwCb4Y8olTEEfT7JIWZI7jXqqYnSKyrdWkkwhHrH3uI1Yomif5bsrLUSsnvd14QdAZbi2Ui4POuxwEfFwp/WNPA9KqDmzf5HTttL30Yjb/t7+txnVGjuJ1pfIPhYVAD/u8PhvC0960A9VHYGez4cH9W2H+YmtYGI8xsgul9ddoM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706556176; c=relaxed/simple; bh=O70zkGez4tfHwLZX6elerUerujlIi78znAbDouzjcY4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=hc6xywncYKPxU2ueLFBqJldDHYiYbbP+9oXK7As605O5V4v2TebCyXz0hxQSKduRHFZ6nQB8UbwuT5nY4SvOEP8cJeqnWk04LkVg6YD7qGjQoNUnE1PJVuUhdDWoCHwSroV8GKryLGYKtC41IeIhYa/GvzNw8pRqL5CWGPnvK5k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=R5g2rVXT; arc=none smtp.client-ip=198.175.65.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="R5g2rVXT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1706556176; x=1738092176; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=O70zkGez4tfHwLZX6elerUerujlIi78znAbDouzjcY4=; b=R5g2rVXTUYL7of3Wp9i54l3InbmslwanbZwblEULRZ4nT02kTNOtcCnA iTxeGS8H8J/qkVJbRkmV65Mc8vPKmC0Fn7a+QHAv4TWFR72vqMevxGMOO ZU/y/UPB1wEKhp8T4V3hZGdRNS4jGT5kHCWgFijCNW7olHdiBp7bzXrvh 1/EDnCLMvbuYhw9TJ1Te7WIy92Y+YYy+4Fxrx5YXr7Y9nfN51yEniY8ve 0bSC58VzOre42v+6bRJyUhL37b1gUE5fefA5AhL8/8vOP8SOCJWw7ng5F BhJ+KPdDH7WOQ7WMXLv4h/6mDWnW4J6PN40fDHLKb8Ter3IwNwGWg8bWG g==; X-IronPort-AV: E=McAfee;i="6600,9927,10968"; a="2943071" X-IronPort-AV: E=Sophos;i="6.05,227,1701158400"; d="scan'208";a="2943071" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jan 2024 11:22:56 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.05,227,1701158400"; d="scan'208";a="3459173" Received: from unknown (HELO WEIS0040.iil.intel.com) ([10.12.217.108]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jan 2024 11:22:54 -0800 From: Miri Korenblit To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Daniel Gabay , Gregory Greenman Subject: [PATCH 14/15] wifi: iwlwifi: mvm: log dropped packets due to MIC error Date: Mon, 29 Jan 2024 21:22:02 +0200 Message-Id: <20240129211905.41b0abbf1fd2.Ib6ec6a48ec7bebe769d1e1c1df96380a758a0975@changeid> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240129192203.4189915-1-miriam.rachel.korenblit@intel.com> References: <20240129192203.4189915-1-miriam.rachel.korenblit@intel.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Organization: Intel Israel (74) Limited From: Daniel Gabay When we drop frames due to MIC error we want to have something printed in the logger (this won't be printed by default). Signed-off-by: Daniel Gabay Reviewed-by: Gregory Greenman Signed-off-by: Miri Korenblit --- drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 451af501c7a1..67062fe40152 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -401,8 +401,11 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_sta *sta, case IWL_RX_MPDU_STATUS_SEC_GCM: BUILD_BUG_ON(IEEE80211_CCMP_PN_LEN != IEEE80211_GCMP_PN_LEN); /* alg is CCM: check MIC only */ - if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) + if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) { + IWL_DEBUG_DROP(mvm, + "Dropping packet, bad MIC (CCM/GCM)\n"); return -1; + } stats->flag |= RX_FLAG_DECRYPTED | RX_FLAG_MIC_STRIPPED; *crypt_len = IEEE80211_CCMP_HDR_LEN;