Message ID | 20200130043804.32243-2-digetx@gmail.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show
Return-Path: <SRS0=UDx8=3T=vger.kernel.org=dmaengine-owner@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8585C1398 for <patchwork-dmaengine@patchwork.kernel.org>; Thu, 30 Jan 2020 04:41:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4D904214AF for <patchwork-dmaengine@patchwork.kernel.org>; Thu, 30 Jan 2020 04:41:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ty7+zLjZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727188AbgA3ElP (ORCPT <rfc822;patchwork-dmaengine@patchwork.kernel.org>); Wed, 29 Jan 2020 23:41:15 -0500 Received: from mail-wm1-f68.google.com ([209.85.128.68]:37331 "EHLO mail-wm1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726774AbgA3ElP (ORCPT <rfc822;dmaengine@vger.kernel.org>); Wed, 29 Jan 2020 23:41:15 -0500 Received: by mail-wm1-f68.google.com with SMTP id f129so2583636wmf.2; Wed, 29 Jan 2020 20:41:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=pIr+hEI5jiVDIpgzntOp1SJ5U4uzX7Mt42pGHqVvxOQ=; b=ty7+zLjZC+e1497JLhgRQXihu2uxZyA5DNEb5fECrwyaFw18uCb2S87UfykJY/kxY9 MU9wJiwYWojsj1p5aSsWT60CRn91Cly7JY9hR43Y7bkKvG0rmucoCdYCP3sE0cFdG4JQ K7aVRhOw6i9zKkfDUks6KB3y37D6Vu8pKtgmZt3gjvX1yR6c3NEwSAXjhdCDiBFQ0Ahj V0v60vdfICoWu9aS9Lwlw0IwJKV1TcsTVPc6hJ/Ho4J13AgFaym8b2g7pXCAWwljwWwF LnB8GeMYkNWD3RB7aqwq6S2RH5zw5UB1MXxdaMT+dAed61TuSufY/59T9vPDuNhAHDha 2XcA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=pIr+hEI5jiVDIpgzntOp1SJ5U4uzX7Mt42pGHqVvxOQ=; b=g/zadIJZ0HY35oYeXTN+Ez9NiF5Sbuh2dYxbEX/P2SGuLc/PV5MF/WUvxWSr0mivwv tMW/gL1pfLEHFdUgWIGQ5heOCNNEH2k3aWpFQjfjFULc5jWs2kuZoH8qa1SHc+G9LGhc 0PhDgHRj8pcP+v7u9HZ3zSNVD4BvjePZX3lCUOvduzPDQRV07GCzzKHXOYQzS8wZ5Dgq oIga0Uv7H96r9G3pZEW5yb02jiW2pSDnjon5aruiVnl/eAlsFm/VB1N6mkHLbznFJToE s/q0Pv34NLKm6w8UaC71qqFtzmnsgILRr0E0uSaoZ9B4CLMeKZgL0k8neteQl2fVVy1v l95w== X-Gm-Message-State: APjAAAVgXnPh+0LegHiN+nQ3BZTY1Fnt3sGzNFe8vs4hHgsGXXnRBJah yyqQ1mGTnsdgfczt3N10F8VAkR/c X-Google-Smtp-Source: APXvYqzhwcmCttCKOtiyc9y6CXeRMihy7gJ2BUtRJOR2cubI5yf3KFV3ZGNWTdRW8A3/bSIrq7g2tA== X-Received: by 2002:a1c:a515:: with SMTP id o21mr2916349wme.85.1580359272167; Wed, 29 Jan 2020 20:41:12 -0800 (PST) Received: from localhost.localdomain (79-139-233-37.dynamic.spd-mgts.ru. [79.139.233.37]) by smtp.gmail.com with ESMTPSA id g128sm4494672wme.47.2020.01.29.20.41.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jan 2020 20:41:11 -0800 (PST) From: Dmitry Osipenko <digetx@gmail.com> To: Laxman Dewangan <ldewangan@nvidia.com>, Vinod Koul <vkoul@kernel.org>, Dan Williams <dan.j.williams@intel.com>, Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= <mirq-linux@rere.qmqm.pl> Cc: dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v6 01/16] dmaengine: tegra-apb: Fix use-after-free Date: Thu, 30 Jan 2020 07:37:49 +0300 Message-Id: <20200130043804.32243-2-digetx@gmail.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200130043804.32243-1-digetx@gmail.com> References: <20200130043804.32243-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: <dmaengine.vger.kernel.org> X-Mailing-List: dmaengine@vger.kernel.org |
Series |
NVIDIA Tegra APB DMA driver fixes and improvements
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diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index 3a45079d11ec..319f31d27014 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -756,10 +756,6 @@ static int tegra_dma_terminate_all(struct dma_chan *dc) bool was_busy; spin_lock_irqsave(&tdc->lock, flags); - if (list_empty(&tdc->pending_sg_req)) { - spin_unlock_irqrestore(&tdc->lock, flags); - return 0; - } if (!tdc->busy) goto skip_dma_stop;