From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D988C433DF for ; Sun, 18 Oct 2020 19:21:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 19252222E8 for ; Sun, 18 Oct 2020 19:21:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603048880; bh=b3yn/e1fuNGB/nSvT2z3p0aLOFj4I7+dDr6hA0bzlTk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=mlEIDLm/qq1fnZDIFMW/whHlBfCPAcBmZ3WXn7qksIb7URQQHkAduegkzwk85XXGk XYNal6MGrkGuLv+x6K6JpW3rAU6v4YsuDOgsVqvCHzB7XvNr+BODGrwgYBc+Ivrrkp D93o16htN+JHuNl0aBnjrboWSl1Ua83wYbr7AXeE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729333AbgJRTVT (ORCPT ); Sun, 18 Oct 2020 15:21:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:33160 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729298AbgJRTVN (ORCPT ); Sun, 18 Oct 2020 15:21:13 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 02BB5222EC; Sun, 18 Oct 2020 19:21:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603048872; bh=b3yn/e1fuNGB/nSvT2z3p0aLOFj4I7+dDr6hA0bzlTk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nFqvQq+3xHdd9SHiVKCf/+vGouKLZKylAp+2PWtth4U4ffJ7891PJ6M7/pFUw2Fit nuATwOBYkfqx4ZZdLDeASf00LG57jHtIeI6/hTzwpK97TK+XfKrELMFA3q5N++DL1K PeKP7qY2u6OClhbdoBtQfclHAxrbu4OnNcKYM/kI= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: =?UTF-8?q?J=C3=A9r=C3=B4me=20Pouiller?= , Greg Kroah-Hartman , Sasha Levin , devel@driverdev.osuosl.org Subject: [PATCH AUTOSEL 5.8 037/101] staging: wfx: fix handling of MMIC error Date: Sun, 18 Oct 2020 15:19:22 -0400 Message-Id: <20201018192026.4053674-37-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201018192026.4053674-1-sashal@kernel.org> References: <20201018192026.4053674-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jérôme Pouiller [ Upstream commit 8d350c14ee5eb62ecd40b0991248bfbce511954d ] As expected, when the device detect a MMIC error, it returns a specific status. However, it also strip IV from the frame (don't ask me why). So, with the current code, mac80211 detects a corrupted frame and it drops it before it handle the MMIC error. The expected behavior would be to detect MMIC error then to renegotiate the EAP session. So, this patch correctly informs mac80211 that IV is not available. So, mac80211 correctly takes into account the MMIC error. Signed-off-by: Jérôme Pouiller Link: https://lore.kernel.org/r/20201007101943.749898-2-Jerome.Pouiller@silabs.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/staging/wfx/data_rx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/wfx/data_rx.c b/drivers/staging/wfx/data_rx.c index 0e959ebc38b56..a9fb5165b33d9 100644 --- a/drivers/staging/wfx/data_rx.c +++ b/drivers/staging/wfx/data_rx.c @@ -80,7 +80,7 @@ void wfx_rx_cb(struct wfx_vif *wvif, goto drop; if (arg->status == HIF_STATUS_RX_FAIL_MIC) - hdr->flag |= RX_FLAG_MMIC_ERROR; + hdr->flag |= RX_FLAG_MMIC_ERROR | RX_FLAG_IV_STRIPPED; else if (arg->status) goto drop; -- 2.25.1