From patchwork Fri Apr 1 21:12:08 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Greear X-Patchwork-Id: 8727831 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-ath10k@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 EE016C0553 for ; Fri, 1 Apr 2016 21:13:21 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2F3EE203AB for ; Fri, 1 Apr 2016 21:13:21 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4EF93203A1 for ; Fri, 1 Apr 2016 21:13:20 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1am6NN-0001hs-3z; Fri, 01 Apr 2016 21:13:05 +0000 Received: from merlin.infradead.org ([2001:4978:20e::2]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1am6NL-0001hQ-75 for ath10k@bombadil.infradead.org; Fri, 01 Apr 2016 21:13:03 +0000 Received: from mail2.candelatech.com ([208.74.158.173]) by merlin.infradead.org with esmtp (Exim 4.85 #2 (Red Hat Linux)) id 1am6NJ-0000li-Uy for ath10k@lists.infradead.org; Fri, 01 Apr 2016 21:13:02 +0000 Received: from ben-dt3.candelatech.com (firewall.candelatech.com [50.251.239.81]) by mail2.candelatech.com (Postfix) with ESMTP id BD78740EB47; Fri, 1 Apr 2016 14:12:19 -0700 (PDT) From: greearb@candelatech.com To: ath10k@lists.infradead.org Subject: [PATCH v2 1/5] ath10k: Ensure txrx-compl-task is stopped when cleaning htt-tx. Date: Fri, 1 Apr 2016 14:12:08 -0700 Message-Id: <1459545132-11295-1-git-send-email-greearb@candelatech.com> X-Mailer: git-send-email 2.4.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160401_171302_065149_753A9618 X-CRM114-Status: UNSURE ( 5.68 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.9 (--) X-BeenThere: ath10k@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ben Greear , linux-wireless@vger.kernel.org MIME-Version: 1.0 Sender: "ath10k" Errors-To: ath10k-bounces+patchwork-ath10k=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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: Ben Greear Otherwise, the txrx-compl-task may access some bad memory? Signed-off-by: Ben Greear --- drivers/net/wireless/ath/ath10k/htt_tx.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index 07b960e..58e88d3 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -376,6 +376,8 @@ void ath10k_htt_tx_free(struct ath10k_htt *htt) { int size; + tasklet_kill(&htt->txrx_compl_task); + idr_for_each(&htt->pending_tx, ath10k_htt_tx_clean_up_pending, htt->ar); idr_destroy(&htt->pending_tx);