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=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 5A979C10F14 for ; Sun, 6 Oct 2019 11:09:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2F6502084B for ; Sun, 6 Oct 2019 11:09:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="BRC5UUjX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726653AbfJFLJJ (ORCPT ); Sun, 6 Oct 2019 07:09:09 -0400 Received: from us03-smtprelay2.synopsys.com ([149.117.87.133]:46806 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726261AbfJFLJI (ORCPT ); Sun, 6 Oct 2019 07:09:08 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 00C65C04C3; Sun, 6 Oct 2019 11:09:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1570360147; bh=kfGEEkk2OCVMoCzX6mcsv6RlPMI0cS4QjjbKAyWAMp4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=BRC5UUjXxRIUwGZLhsCCeX9Ohbm00V6xEF5gOSXSUQUz8lXS4AjTQAmApPN3sN4rB c5YiAUNX2ZAbjbT3L5MH+F+1iKxx25cW6PC3qwk3aZjLSnq0tdd8r3nwzs+MdeJeC4 gXbYTpyp/aY/q0FtCrO+VhRdDL0BZEseFF2157elRKoZEIah+/exgtSOuax0pmgQiV iGcggrthRoxD7LaA/ytmL2UohnqT7uXZKa61u2T5T5OHF8uig3Xh3NTQRih3ycbmze 8EGGAIEr8/icGEDzYtmN44JzrIls8VuJLuMGWYVdQVRjV5L+vGLJA+Os+s9e2rLhcj S+S7z5TMF7dyw== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 95DCCA0065; Sun, 6 Oct 2019 11:09:04 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH net 2/3] net: stmmac: gmac4+: Not all Unicast addresses may be available Date: Sun, 6 Oct 2019 13:08:56 +0200 Message-Id: <33ca4465dd54692013bf9b2da99c4ff751874fa4.1570359800.git.Jose.Abreu@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Some setups may not have all Unicast addresses filters available. Check the number of available filters before trying to setup it. Fixes: 477286b53f55 ("stmmac: add GMAC4 core support") Signed-off-by: Jose Abreu --- Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Jose Abreu Cc: "David S. Miller" Cc: Maxime Coquelin Cc: netdev@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index 2cb9c53f93b8..5a7b0aca1d31 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -448,7 +448,7 @@ static void dwmac4_set_filter(struct mac_device_info *hw, value |= GMAC_PACKET_FILTER_HPF; /* Handle multiple unicast addresses */ - if (netdev_uc_count(dev) > GMAC_MAX_PERFECT_ADDRESSES) { + if (netdev_uc_count(dev) > hw->unicast_filter_entries) { /* Switch to promiscuous mode if more than 128 addrs * are required */ -- 2.7.4