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=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 1D482C433E1 for ; Mon, 1 Jun 2020 18:39:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E8D5F206E2 for ; Mon, 1 Jun 2020 18:39:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591036797; bh=uB/nrNTc33V1p9MjKZ2UT3WMBnL+IeRKZpIjZGkr7aQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=YDHjp2XJeYfT0pXQZf/fkW56n5tuS3rpnMB/4jrq24oxHUdTgevrcOkT1wiHsc7mV psgpwTkPV+1z2xcCL3qEcnuX6BCU8zeVu5DNTOOY/C/AUoymjkVeIDHA/eZwCb6VB6 /JsDGHJN2aMpx4MrUn++vwVYGQ4mXhe/404oIrBY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731396AbgFASNx (ORCPT ); Mon, 1 Jun 2020 14:13:53 -0400 Received: from mail.kernel.org ([198.145.29.99]:33400 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730208AbgFASNs (ORCPT ); Mon, 1 Jun 2020 14:13:48 -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 42F152068D; Mon, 1 Jun 2020 18:13:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591035226; bh=uB/nrNTc33V1p9MjKZ2UT3WMBnL+IeRKZpIjZGkr7aQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X3zwKCPZUIIjncyMzM/5x9ObFfOdvKWGJSNXmCOb0GabbGhcr4gbi7KNmcMeDUv0p 6/P4QKoNGGZs+sKRV3ER6qj3j81cCfDqW9O8FSwjGY15NkugYsnStMnhAmRECKZMbD oFGs+9YngvAb+bl18V8wp5fP6X2KalWw9PCpG7ZI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Christophe JAILLET , Felipe Balbi , Sasha Levin Subject: [PATCH 5.6 065/177] usb: phy: twl6030-usb: Fix a resource leak in an error handling path in twl6030_usb_probe() Date: Mon, 1 Jun 2020 19:53:23 +0200 Message-Id: <20200601174054.352250089@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200601174048.468952319@linuxfoundation.org> References: <20200601174048.468952319@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: Christophe JAILLET [ Upstream commit f058764d19000d98aef72010468db1f69faf9fa0 ] A call to 'regulator_get()' is hidden in 'twl6030_usb_ldo_init()'. A corresponding put must be performed in the error handling path, as already done in the remove function. While at it, also move a 'free_irq()' call in the error handling path in order to be consistent. Reviewed-by: Dan Carpenter Signed-off-by: Christophe JAILLET Signed-off-by: Felipe Balbi Signed-off-by: Sasha Levin --- drivers/usb/phy/phy-twl6030-usb.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/usb/phy/phy-twl6030-usb.c b/drivers/usb/phy/phy-twl6030-usb.c index bfebf1f2e991..9a7e655d5280 100644 --- a/drivers/usb/phy/phy-twl6030-usb.c +++ b/drivers/usb/phy/phy-twl6030-usb.c @@ -377,7 +377,7 @@ static int twl6030_usb_probe(struct platform_device *pdev) if (status < 0) { dev_err(&pdev->dev, "can't get IRQ %d, err %d\n", twl->irq1, status); - return status; + goto err_put_regulator; } status = request_threaded_irq(twl->irq2, NULL, twl6030_usb_irq, @@ -386,8 +386,7 @@ static int twl6030_usb_probe(struct platform_device *pdev) if (status < 0) { dev_err(&pdev->dev, "can't get IRQ %d, err %d\n", twl->irq2, status); - free_irq(twl->irq1, twl); - return status; + goto err_free_irq1; } twl->asleep = 0; @@ -396,6 +395,13 @@ static int twl6030_usb_probe(struct platform_device *pdev) dev_info(&pdev->dev, "Initialized TWL6030 USB module\n"); return 0; + +err_free_irq1: + free_irq(twl->irq1, twl); +err_put_regulator: + regulator_put(twl->usb3v3); + + return status; } static int twl6030_usb_remove(struct platform_device *pdev) -- 2.25.1