From patchwork Tue Apr 16 17:21:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anirudh Venkataramanan X-Patchwork-Id: 1086451 X-Patchwork-Delegate: jeffrey.t.kirsher@intel.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=osuosl.org (client-ip=140.211.166.138; helo=whitealder.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=intel.com Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 44kBy20lGJz9s55 for ; Wed, 17 Apr 2019 03:22:18 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id A4A328409C; Tue, 16 Apr 2019 17:22:15 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id kgN8dLOJQHLP; Tue, 16 Apr 2019 17:22:10 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by whitealder.osuosl.org (Postfix) with ESMTP id 93C14870B6; Tue, 16 Apr 2019 17:22:10 +0000 (UTC) X-Original-To: intel-wired-lan@lists.osuosl.org Delivered-To: intel-wired-lan@lists.osuosl.org Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by ash.osuosl.org (Postfix) with ESMTP id 9325F1BF28D for ; Tue, 16 Apr 2019 17:22:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 8DC5D86DB4 for ; Tue, 16 Apr 2019 17:22:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id L3LRp6+Ux4v4 for ; Tue, 16 Apr 2019 17:22:04 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by whitealder.osuosl.org (Postfix) with ESMTPS id 8314E870B3 for ; Tue, 16 Apr 2019 17:22:02 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Apr 2019 10:22:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,358,1549958400"; d="scan'208";a="338040575" Received: from shasta.jf.intel.com ([10.166.244.191]) by fmsmga006.fm.intel.com with ESMTP; 16 Apr 2019 10:22:02 -0700 From: Anirudh Venkataramanan To: intel-wired-lan@lists.osuosl.org Date: Tue, 16 Apr 2019 10:21:23 -0700 Message-Id: <20190416172128.27184-11-anirudh.venkataramanan@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190416172128.27184-1-anirudh.venkataramanan@intel.com> References: <20190416172128.27184-1-anirudh.venkataramanan@intel.com> MIME-Version: 1.0 Subject: [Intel-wired-lan] [PATCH S18 10/15] ice: Separate if conditions for ice_set_features() X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" From: Tony Nguyen Set features can have multiple features turned on|off in a single call. Grouping these all in an if/else means after one condition is met, other conditions/features will not be evaluated. Break the if/else statements by feature to ensure all features will be handled properly. Signed-off-by: Tony Nguyen Signed-off-by: Anirudh Venkataramanan Tested-by: Andrew Bowers --- drivers/net/ethernet/intel/ice/ice_main.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 2352b4129a62..aa832d9b2458 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -2873,6 +2873,9 @@ ice_set_features(struct net_device *netdev, netdev_features_t features) struct ice_vsi *vsi = np->vsi; int ret = 0; + /* Multiple features can be changed in one call so keep features in + * separate if/else statements to guarantee each feature is checked + */ if (features & NETIF_F_RXHASH && !(netdev->features & NETIF_F_RXHASH)) ret = ice_vsi_manage_rss_lut(vsi, true); else if (!(features & NETIF_F_RXHASH) && @@ -2885,8 +2888,9 @@ ice_set_features(struct net_device *netdev, netdev_features_t features) else if (!(features & NETIF_F_HW_VLAN_CTAG_RX) && (netdev->features & NETIF_F_HW_VLAN_CTAG_RX)) ret = ice_vsi_manage_vlan_stripping(vsi, false); - else if ((features & NETIF_F_HW_VLAN_CTAG_TX) && - !(netdev->features & NETIF_F_HW_VLAN_CTAG_TX)) + + if ((features & NETIF_F_HW_VLAN_CTAG_TX) && + !(netdev->features & NETIF_F_HW_VLAN_CTAG_TX)) ret = ice_vsi_manage_vlan_insertion(vsi); else if (!(features & NETIF_F_HW_VLAN_CTAG_TX) && (netdev->features & NETIF_F_HW_VLAN_CTAG_TX))