From patchwork Mon Apr 3 02:52:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 13197636 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5B18C761AF for ; Mon, 3 Apr 2023 02:52:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231159AbjDCCwy (ORCPT ); Sun, 2 Apr 2023 22:52:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59284 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230200AbjDCCwx (ORCPT ); Sun, 2 Apr 2023 22:52:53 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 796B1AF1B; Sun, 2 Apr 2023 19:52:43 -0700 (PDT) X-UUID: 958afa04d1ca11edb6b9f13eb10bd0fe-20230403 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=F+XUat4FGUJ44EyDn8cjDOLMowlIQ5D+4o0UWiTADGU=; b=bEDZ3X25Sy1eBtgo001yVJu+ioMtorBVD39UH7ZXY5tfnLBzpnChIe0Vyle0CbAJz9gNft7R3W9dmRhLQnV6ENhfPazUDHA1+HnW4O1HOgtIpyvfiCcy8NvnyDwPAyd2i/MH6/89Yvj5zxl3xLgUxATNeHinWRr3XEwv82G3y7k=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.22,REQID:cd89adb4-0c1a-426c-b8ce-853b4a6d0b22,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:95 X-CID-INFO: VERSION:1.1.22,REQID:cd89adb4-0c1a-426c-b8ce-853b4a6d0b22,IP:0,URL :0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTION :quarantine,TS:95 X-CID-META: VersionHash:120426c,CLOUDID:c26f3c2a-564d-42d9-9875-7c868ee415ec,B ulkID:230403105235JSPR6VML,BulkQuantity:0,Recheck:0,SF:38|29|28|17|19|48,T C:nil,Content:0,EDM:-3,IP:nil,URL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,CO L:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-UUID: 958afa04d1ca11edb6b9f13eb10bd0fe-20230403 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 337470110; Mon, 03 Apr 2023 10:52:34 +0800 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Mon, 3 Apr 2023 10:52:32 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Mon, 3 Apr 2023 10:52:32 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Rob Herring CC: Chunfeng Yun , Krzysztof Kozlowski , Matthias Brugger , AngeloGioacchino Del Regno , , , , , , Eddie Hung , Tianping Fang Subject: [PATCH 2/7] usb: mtu3: use boolean return value Date: Mon, 3 Apr 2023 10:52:25 +0800 Message-ID: <20230403025230.25035-2-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230403025230.25035-1-chunfeng.yun@mediatek.com> References: <20230403025230.25035-1-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Prefer to use boolean value due to gpd_ring_empty() return true or false. See "16) Function return values and names" in coding-style.rst Signed-off-by: Chunfeng Yun Reviewed-by: AngeloGioacchino Del Regno --- drivers/usb/mtu3/mtu3_qmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c index 7be4e4be1a6a..66639f602a9d 100644 --- a/drivers/usb/mtu3/mtu3_qmu.c +++ b/drivers/usb/mtu3/mtu3_qmu.c @@ -221,7 +221,7 @@ static struct qmu_gpd *advance_deq_gpd(struct mtu3_gpd_ring *ring) } /* check if a ring is emtpy */ -static int gpd_ring_empty(struct mtu3_gpd_ring *ring) +static bool gpd_ring_empty(struct mtu3_gpd_ring *ring) { struct qmu_gpd *enq = ring->enqueue; struct qmu_gpd *next;