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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 1B755CA9EC9 for ; Mon, 4 Nov 2019 22:05:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D72C0218BA for ; Mon, 4 Nov 2019 22:05:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572905134; bh=uA6XdKv2+2SDhsP+E379mscL9KCCmxo7feDnHtH9r3g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ynHHWilX6Oux4GJWytuFKZJT7CUqT1D+Mn6yj2B7l0Mo5ZEjBljgxqu7yI4KCPlK5 BTySs4AT9OppS8d9J9CpHf83mVmJd4uxtgMkni9h2ePXIOvIqMiXTYGNzO/Rvxycw7 3wWLmlnE43QWBslC3AsnNj+2v6dIxCuXjLhinKQE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388829AbfKDWFc (ORCPT ); Mon, 4 Nov 2019 17:05:32 -0500 Received: from mail.kernel.org ([198.145.29.99]:36814 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389266AbfKDWF0 (ORCPT ); Mon, 4 Nov 2019 17:05:26 -0500 Received: from localhost (6.204-14-84.ripe.coltfrance.com [84.14.204.6]) (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 9598C218BA; Mon, 4 Nov 2019 22:05:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572905126; bh=uA6XdKv2+2SDhsP+E379mscL9KCCmxo7feDnHtH9r3g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2MkFi2jO69Nu5wPgHisfE4gfHCrXVutyLdiEwUWRiglec9tIuCJCCvljwu1/XfXZE emtCDECvwfCcyzLXX4/f6CqnfI/DFcM2b+jy/jAv5bgQ/5s/Chp+Ovl33W12F0H/CM qaf1huj7D7w/r+zudtCFuFW6+DHDzJBPS7tH3030= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Navid Emamdoost , Sasha Levin Subject: [PATCH 5.3 036/163] misc: fastrpc: prevent memory leak in fastrpc_dma_buf_attach Date: Mon, 4 Nov 2019 22:43:46 +0100 Message-Id: <20191104212142.834864609@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191104212140.046021995@linuxfoundation.org> References: <20191104212140.046021995@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 From: Navid Emamdoost [ Upstream commit fc739a058d99c9297ef6bfd923b809d85855b9a9 ] In fastrpc_dma_buf_attach if dma_get_sgtable fails the allocated memory for a should be released. Signed-off-by: Navid Emamdoost Link: https://lore.kernel.org/r/20190925152742.16258-1-navid.emamdoost@gmail.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/misc/fastrpc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index 98603e235cf04..a76b6c6fd660f 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -499,6 +499,7 @@ static int fastrpc_dma_buf_attach(struct dma_buf *dmabuf, FASTRPC_PHYS(buffer->phys), buffer->size); if (ret < 0) { dev_err(buffer->dev, "failed to get scatterlist from DMA API\n"); + kfree(a); return -EINVAL; } -- 2.20.1