From patchwork Tue Jan 22 13:21:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Kleine-Budde X-Patchwork-Id: 1029281 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43kTZz2nVnz9s2P for ; Wed, 23 Jan 2019 00:21:31 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728535AbfAVNV1 (ORCPT ); Tue, 22 Jan 2019 08:21:27 -0500 Received: from metis.ext.pengutronix.de ([85.220.165.71]:49369 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728492AbfAVNVY (ORCPT ); Tue, 22 Jan 2019 08:21:24 -0500 Received: from heimdall.vpn.pengutronix.de ([2001:67c:670:205:1d::14] helo=blackshift.org) by metis.ext.pengutronix.de with esmtp (Exim 4.89) (envelope-from ) id 1glvzW-0004Kz-FR; Tue, 22 Jan 2019 14:21:22 +0100 From: Marc Kleine-Budde To: netdev@vger.kernel.org Cc: davem@davemloft.net, linux-can@vger.kernel.org, kernel@pengutronix.de, YueHaibing , Marc Kleine-Budde Subject: [PATCH 3/4] can: flexcan: fix 'passing zero to ERR_PTR()' warning Date: Tue, 22 Jan 2019 14:21:15 +0100 Message-Id: <20190122132116.7074-4-mkl@pengutronix.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190122132116.7074-1-mkl@pengutronix.de> References: <20190122132116.7074-1-mkl@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:205:1d::14 X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: YueHaibing Fix a static code checker warning: drivers/net/can/flexcan.c:1435 flexcan_setup_stop_mode() warn: passing zero to 'PTR_ERR' Fixes: de3578c198c6 ("can: flexcan: add self wakeup support") Signed-off-by: YueHaibing Signed-off-by: Marc Kleine-Budde --- drivers/net/can/flexcan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 0f36eafe3ac1..5f097648d12d 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -1432,7 +1432,7 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev) gpr_np = of_find_node_by_phandle(phandle); if (!gpr_np) { dev_dbg(&pdev->dev, "could not find gpr node by phandle\n"); - return PTR_ERR(gpr_np); + return -ENODEV; } priv = netdev_priv(dev);