From patchwork Thu Jan 7 14:33:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 359691 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 36E65C433E6 for ; Thu, 7 Jan 2021 14:33:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1793723383 for ; Thu, 7 Jan 2021 14:33:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729225AbhAGOdL (ORCPT ); Thu, 7 Jan 2021 09:33:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:47090 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729512AbhAGOdH (ORCPT ); Thu, 7 Jan 2021 09:33:07 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 18F2B23355; Thu, 7 Jan 2021 14:32:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1610029947; bh=FHfrzkrQE5F56OZDdtRzhU8tkTFlNs7/pCMHdepjlkc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WybD4dAkTpxhyAVuUVC3B5ATRaHcLBqEnvc5eioWO08U5Zdm7dq7rJhXqtQjAkha6 Bq3AE9uWV8xt/38Fa+RsKpMvDQUTZ3Ti7S0mb8DNxhT/ErDDGkzbs1hKxTsiVNNPiQ lg5vxg8OCsit7MSPyurrHykcHcyShHJO9BeoYyoo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yu Kuai , Vinod Koul Subject: [PATCH 5.4 05/13] dmaengine: at_hdmac: add missing kfree() call in at_dma_xlate() Date: Thu, 7 Jan 2021 15:33:24 +0100 Message-Id: <20210107143050.632485596@linuxfoundation.org> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210107143049.929352526@linuxfoundation.org> References: <20210107143049.929352526@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Yu Kuai commit e097eb7473d9e70da9e03276f61cd392ccb9d79f upstream. If memory allocation for 'atslave' succeed, at_dma_xlate() doesn't have a corresponding kfree() in exception handling. Thus add kfree() for this function implementation. Fixes: bbe89c8e3d59 ("at_hdmac: move to generic DMA binding") Signed-off-by: Yu Kuai Link: https://lore.kernel.org/r/20200817115728.1706719-4-yukuai3@huawei.com Signed-off-by: Vinod Koul Signed-off-by: Greg Kroah-Hartman --- drivers/dma/at_hdmac.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -1708,6 +1708,7 @@ static struct dma_chan *at_dma_xlate(str chan = dma_request_channel(mask, at_dma_filter, atslave); if (!chan) { put_device(&dmac_pdev->dev); + kfree(atslave); return NULL; }