From patchwork Mon May 18 17:36:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 225552 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, 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 65F99C433DF for ; Mon, 18 May 2020 18:29:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3F7F72065F for ; Mon, 18 May 2020 18:29:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589826585; bh=Dy9+yzzQGv8TwSLbXo42Lz/TB6+TmkvJluwUjIXx7IM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=cjnYD2F4ybJQVz1u4+whci/+2kRPdWt2jegPvmRhFuzfXsdosQt/W8f5P7vNwSVbh nXQAzNtiU58h/Lz8QtAfsAEkJeQgjHLu+4ipEjaYL1f0MLNtkrL1RQsEOkqdcBVuh2 h/Qwhyg2pT8V5hWb8mtT0YQ8Are+dyDu80DFy+Sc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729847AbgERS3n (ORCPT ); Mon, 18 May 2020 14:29:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:37742 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729266AbgERRlZ (ORCPT ); Mon, 18 May 2020 13:41:25 -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 9C09020715; Mon, 18 May 2020 17:41:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589823685; bh=Dy9+yzzQGv8TwSLbXo42Lz/TB6+TmkvJluwUjIXx7IM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KvfM6MOw6XP4dTcwwIg1MtOnFQH1pvume0Ep1LFIOn5Frka/p3BWb+2TljIEeTKwu khfEtq6WYbqtF9KegHp2EMEfbS4PGGfn8Yjebkd2xQA0EcfqkuSZoDRxo000L6wNGg eB8UgHxIVW2dV6ab+nx1VtT8qEsEaM4/0CEQan/0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Peter Chen , Christophe JAILLET , Felipe Balbi Subject: [PATCH 4.4 80/86] usb: gadget: audio: Fix a missing error return value in audio_bind() Date: Mon, 18 May 2020 19:36:51 +0200 Message-Id: <20200518173506.792692315@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200518173450.254571947@linuxfoundation.org> References: <20200518173450.254571947@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Christophe JAILLET commit 19b94c1f9c9a16d41a8de3ccbdb8536cf1aecdbf upstream. If 'usb_otg_descriptor_alloc()' fails, we must return an error code, not 0. Fixes: 56023ce0fd70 ("usb: gadget: audio: allocate and init otg descriptor by otg capabilities") Reviewed-by: Peter Chen Signed-off-by: Christophe JAILLET Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/legacy/audio.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/usb/gadget/legacy/audio.c +++ b/drivers/usb/gadget/legacy/audio.c @@ -249,8 +249,10 @@ static int audio_bind(struct usb_composi struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(cdev->gadget); - if (!usb_desc) + if (!usb_desc) { + status = -ENOMEM; goto fail; + } usb_otg_descriptor_init(cdev->gadget, usb_desc); otg_desc[0] = usb_desc; otg_desc[1] = NULL;