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=-9.1 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=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 B158DC48BD3 for ; Wed, 26 Jun 2019 03:46:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8C02521738 for ; Wed, 26 Jun 2019 03:46:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561520812; bh=1Bdi0/AIjYlIMigrOFZsl0rMjuXzCsm30opJkibrcrg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=l0FNZ4ESLdVAjtQJXRZi+kNVrh6IfxfPJf5sKKYwZWWObfAGFEDItdOTpt5pDRidm qokgaqv6r3B53znqdOp8z5AKAGhM5ubxpGHLJFrFjYwi6f80wy0p/RZoO9WZTOSnnt X+jGVqAt9DGpaM8fabK4IU7POj6YeC4PtAuvMoaY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728056AbfFZDqv (ORCPT ); Tue, 25 Jun 2019 23:46:51 -0400 Received: from mail.kernel.org ([198.145.29.99]:58726 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728044AbfFZDqs (ORCPT ); Tue, 25 Jun 2019 23:46:48 -0400 Received: from sasha-vm.mshome.net (mobile-107-77-172-90.mobile.att.net [107.77.172.90]) (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 EBCF8205ED; Wed, 26 Jun 2019 03:46:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561520808; bh=1Bdi0/AIjYlIMigrOFZsl0rMjuXzCsm30opJkibrcrg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BBBL8aFpMJXnhBM38r4ik4S5SjjdYCAuDYKB1/Gg38iPG34SsB0ajFotruc/Zi0Jj kkNv12wfQTcQX23H+do9Z02EZ6NnvyJNAXkNkglz6EYHBDsoQEjp7JtlTiXJ1pZNr5 04l9/5IIo3otHJWLRC+Bdh6mwUb+g8LM+iWVHAy4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Young Xiao <92siuyang@gmail.com>, Felipe Balbi , Sasha Levin , linux-usb@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 4/6] usb: gadget: fusb300_udc: Fix memory leak of fusb300->ep[i] Date: Tue, 25 Jun 2019 23:46:35 -0400 Message-Id: <20190626034637.24515-4-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190626034637.24515-1-sashal@kernel.org> References: <20190626034637.24515-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Young Xiao <92siuyang@gmail.com> [ 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 @@ static int fusb300_probe(struct platform_device *pdev) 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