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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 A2873CA9EA0 for ; Fri, 18 Oct 2019 22:27:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 732BD20640 for ; Fri, 18 Oct 2019 22:27:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571437623; bh=uA6XdKv2+2SDhsP+E379mscL9KCCmxo7feDnHtH9r3g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=z2e3yfjmGlagKF/Ve+UAQN9fT/QxKttin36gFdxZUFjLW4IZqYAKNcsRc3OhY2eEV XmWhBFXIKm7qoCtnycDrUEwE9PSDCG9yTIl0E+DNrCEzQBfKzI26HeVIvQjcBrXIFJ 2+djaEUESxf0tBJqX9xGexDR2zbguCAv5Tf2saa8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406279AbfJRW0z (ORCPT ); Fri, 18 Oct 2019 18:26:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:35760 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727788AbfJRWEI (ORCPT ); Fri, 18 Oct 2019 18:04:08 -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 A32ED222CC; Fri, 18 Oct 2019 22:04:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571436248; bh=uA6XdKv2+2SDhsP+E379mscL9KCCmxo7feDnHtH9r3g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L28NQ9e/Hk/n7Sv5FOn4DSVbWVWtl80vejYdkQLoSlofmVLK1ugOhGewk8OmIQOPy QHUjMjcoK/QH0ZdjKaZDb7B/MWIjvgIz4Y9lKd/i4DFQndlurariAVTQM7Utmc/spQ aFwfi35Cr7NkOxAIOS+j5TzpVBGtNFJ6JSzHzm/A= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Navid Emamdoost , Greg Kroah-Hartman , Sasha Levin Subject: [PATCH AUTOSEL 5.3 32/89] misc: fastrpc: prevent memory leak in fastrpc_dma_buf_attach Date: Fri, 18 Oct 2019 18:02:27 -0400 Message-Id: <20191018220324.8165-32-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191018220324.8165-1-sashal@kernel.org> References: <20191018220324.8165-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@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