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=-9.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 95E31C072B1 for ; Thu, 30 May 2019 04:05:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6DB212502A for ; Thu, 30 May 2019 04:05:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559189105; bh=wL6SzCRMp/GYdzn4Dq2l7ulTOCe8csBtTh8exIgd8Os=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=wfsOCJYvACu1ooLjPG3nXXDDK2c1odX5uR9GhfTgrL0knVjelgTpUhnz8bvW2ni0p rqfyB9EDxamLZlUtu/pEjNdnx12nwf2sCM1DQNllhp2l5OF84WR4SU58uYUktNKR41 mCzpHCKeVloH8rBfmxzLAk5/vK8flJ4ZwZvITLqc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387414AbfE3EFE (ORCPT ); Thu, 30 May 2019 00:05:04 -0400 Received: from mail.kernel.org ([198.145.29.99]:48304 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731257AbfE3DRs (ORCPT ); Wed, 29 May 2019 23:17:48 -0400 Received: from localhost (ip67-88-213-2.z213-88-67.customer.algx.net [67.88.213.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1F92024479; Thu, 30 May 2019 03:17:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559186268; bh=wL6SzCRMp/GYdzn4Dq2l7ulTOCe8csBtTh8exIgd8Os=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZufvDXatyt8VZSZ9q6Cw27L1WEPUA/H4swC0CJIL5ExeuVppBZNdO2hnwvpI5tvdY Tko8rK1xvgZmlgaeEGzb1iHxScA95yvtDQUCTzHHQyANCV8yXIx5DUXrx6Ihqpq6bV m1Nxb2icyElBrC/H4vQufhpweiIoDQTzPJNHAK5o= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Lior David , Maya Erez , Kalle Valo , Sasha Levin Subject: [PATCH 4.19 205/276] wil6210: fix return code of wmi_mgmt_tx and wmi_mgmt_tx_ext Date: Wed, 29 May 2019 20:06:03 -0700 Message-Id: <20190530030537.950857448@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190530030523.133519668@linuxfoundation.org> References: <20190530030523.133519668@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Upstream commit 49122ec42634f73babb1dc96f170023e5228d080 ] The functions that send management TX frame have 3 possible results: success and other side acknowledged receive (ACK=1), success and other side did not acknowledge receive(ACK=0) and failure to send the frame. The current implementation incorrectly reports the ACK=0 case as failure. Signed-off-by: Lior David Signed-off-by: Maya Erez Signed-off-by: Kalle Valo Signed-off-by: Sasha Levin --- drivers/net/wireless/ath/wil6210/cfg80211.c | 5 +++++ drivers/net/wireless/ath/wil6210/wmi.c | 11 ++++++----- 2 files changed, 11 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 2daf33342b23d..1fc2bf66845c7 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -1131,7 +1131,12 @@ int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, params->wait); out: + /* when the sent packet was not acked by receiver(ACK=0), rc will + * be -EAGAIN. In this case this function needs to return success, + * the ACK=0 will be reflected in tx_status. + */ tx_status = (rc == 0); + rc = (rc == -EAGAIN) ? 0 : rc; cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, tx_status, GFP_KERNEL); diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 42c02a20ec97c..6e3b3031f29bd 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -3107,8 +3107,9 @@ int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len) rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { - wil_err(wil, "mgmt_tx failed with status %d\n", evt.evt.status); - rc = -EINVAL; + wil_dbg_wmi(wil, "mgmt_tx failed with status %d\n", + evt.evt.status); + rc = -EAGAIN; } kfree(cmd); @@ -3160,9 +3161,9 @@ int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len, rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total, WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { - wil_err(wil, "mgmt_tx_ext failed with status %d\n", - evt.evt.status); - rc = -EINVAL; + wil_dbg_wmi(wil, "mgmt_tx_ext failed with status %d\n", + evt.evt.status); + rc = -EAGAIN; } kfree(cmd); -- 2.20.1