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,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 047C8C606BD for ; Mon, 8 Jul 2019 15:17:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C0FBA21707 for ; Mon, 8 Jul 2019 15:17:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562599026; bh=9HGfosyz4rMqfLNB/CN21fCDu1xqGpNd+21+lEo5jJ0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=iv1fB+dkIz+TO5IQOro59KVzoFjGQVmrWoaoR5yOdN6WcXWq7xSnPdp50RQhZP7Gd WJYYypKssVr7usM4BDy1Ml/XjlkI7Zfqna6dIZ0M+O4lq7ke/PGCEE70mH5r/wZrll Hs1W9xN2fjhA/ts29zsFGWAhF5r84Q4/dpT5Vejs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732740AbfGHPRF (ORCPT ); Mon, 8 Jul 2019 11:17:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:40230 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732710AbfGHPRD (ORCPT ); Mon, 8 Jul 2019 11:17:03 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 BA47221537; Mon, 8 Jul 2019 15:17:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562599022; bh=9HGfosyz4rMqfLNB/CN21fCDu1xqGpNd+21+lEo5jJ0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DnGoOK3+0vRh5fI9uxqTfajPzwwIjSmRYwlDJNz58Ru62oVja6q7qO+L3gC1PBQiz ZghOXpVSUoeRs0PbixlqHAyJM01CCjmTSejNeLx2tOVMUFySKf1PddBaEQRed1+67s y+7MD6kbIyHzmukavvVIrDzu34SMuKs/t9taqi4s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Young Xiao <92siuyang@gmail.com>, Felipe Balbi , Sasha Levin Subject: [PATCH 4.4 52/73] usb: gadget: fusb300_udc: Fix memory leak of fusb300->ep[i] Date: Mon, 8 Jul 2019 17:13:02 +0200 Message-Id: <20190708150524.105871798@linuxfoundation.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190708150513.136580595@linuxfoundation.org> References: <20190708150513.136580595@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 [ Upstream commit 62fd0e0a24abeebe2c19fce49dd5716d9b62042d ] There is no deallocation of fusb300->ep[i] elements, allocated at fusb300_probe. The patch adds deallocation of fusb300->ep array elements. Signed-off-by: Young Xiao <92siuyang@gmail.com> Signed-off-by: Felipe Balbi Signed-off-by: Sasha Levin --- drivers/usb/gadget/udc/fusb300_udc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/usb/gadget/udc/fusb300_udc.c b/drivers/usb/gadget/udc/fusb300_udc.c index 948845c90e47..351012c498c5 100644 --- a/drivers/usb/gadget/udc/fusb300_udc.c +++ b/drivers/usb/gadget/udc/fusb300_udc.c @@ -1345,12 +1345,15 @@ static const struct usb_gadget_ops fusb300_gadget_ops = { static int fusb300_remove(struct platform_device *pdev) { struct fusb300 *fusb300 = platform_get_drvdata(pdev); + int i; usb_del_gadget_udc(&fusb300->gadget); iounmap(fusb300->reg); free_irq(platform_get_irq(pdev, 0), fusb300); fusb300_free_request(&fusb300->ep[0]->ep, fusb300->ep0_req); + for (i = 0; i < FUSB300_MAX_NUM_EP; i++) + kfree(fusb300->ep[i]); kfree(fusb300); return 0; @@ -1494,6 +1497,8 @@ clean_up: if (fusb300->ep0_req) fusb300_free_request(&fusb300->ep[0]->ep, fusb300->ep0_req); + for (i = 0; i < FUSB300_MAX_NUM_EP; i++) + kfree(fusb300->ep[i]); kfree(fusb300); } if (reg) -- 2.20.1