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 E93BBC2BC73 for ; Wed, 4 Dec 2019 18:12:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BE9C820674 for ; Wed, 4 Dec 2019 18:12:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575483170; bh=cOvGadzz/Ilq3zzfuxDAcHCG50XJYvtc3zrOv6YrSSo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=VIEKnxU5ets0yJa2KPJ+xX6eN/PMvPecyo0ovaJZC6wM0MDIiMoqJNCQ3gdX1O8aj /uaXSn5Oy34MXtofXitINbso7yUBRATEC6KXg31WwA89wN4h7tmZ0x/EiEk0d02ARR V3cbATczpqlQNz3F4LSSi45KugYknHrwLNgV4rQM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731199AbfLDSMt (ORCPT ); Wed, 4 Dec 2019 13:12:49 -0500 Received: from mail.kernel.org ([198.145.29.99]:41624 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731163AbfLDSMr (ORCPT ); Wed, 4 Dec 2019 13:12:47 -0500 Received: from localhost (unknown [217.68.49.72]) (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 606DA20675; Wed, 4 Dec 2019 18:12:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575483166; bh=cOvGadzz/Ilq3zzfuxDAcHCG50XJYvtc3zrOv6YrSSo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=akB+nLloHt6aJu1ppbLmJacQNXEpPpEDa6WlQ5rQv7qEFI/NWI5YkUDKwYLLqOXVY 6KYCRcnwmxv+PwZv61B5/kBrGlSJscua29ECRbla45/+fOIhqH59OeDpg1awqjs9gl qkSUjqc88VMWK6C7twI0bKMBUxvjTV+P3PqP1VrA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kangjie Lu , "David S. Miller" , Sasha Levin Subject: [PATCH 4.9 077/125] net: dsa: bcm_sf2: Propagate error value from mdio_write Date: Wed, 4 Dec 2019 18:56:22 +0100 Message-Id: <20191204175323.721819604@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191204175308.377746305@linuxfoundation.org> References: <20191204175308.377746305@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Kangjie Lu [ Upstream commit e49505f7255be8ced695919c08a29bf2c3d79616 ] Both bcm_sf2_sw_indir_rw and mdiobus_write_nested could fail, so let's return their error codes upstream. Signed-off-by: Kangjie Lu Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/dsa/bcm_sf2.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index c2cd540e9c9ec..a3a8d7b62f3fb 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -405,11 +405,10 @@ static int bcm_sf2_sw_mdio_write(struct mii_bus *bus, int addr, int regnum, * send them to our master MDIO bus controller */ if (addr == BRCM_PSEUDO_PHY_ADDR && priv->indir_phy_mask & BIT(addr)) - bcm_sf2_sw_indir_rw(priv, 0, addr, regnum, val); + return bcm_sf2_sw_indir_rw(priv, 0, addr, regnum, val); else - mdiobus_write_nested(priv->master_mii_bus, addr, regnum, val); - - return 0; + return mdiobus_write_nested(priv->master_mii_bus, addr, + regnum, val); } static irqreturn_t bcm_sf2_switch_0_isr(int irq, void *dev_id) -- 2.20.1