From nobody Wed Feb 11 20:55:46 2026 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 1953BC77B73 for ; Thu, 4 May 2023 21:02:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230440AbjEDVCX (ORCPT ); Thu, 4 May 2023 17:02:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58398 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230502AbjEDVBo (ORCPT ); Thu, 4 May 2023 17:01:44 -0400 Received: from smtpout.efficios.com (unknown [IPv6:2607:5300:203:b2ee::31e5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A04CCAD25; Thu, 4 May 2023 14:01:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=efficios.com; s=smtpout1; t=1683230734; bh=4eWXzqJGW3r8CsJlCJi50P2D2+UPMfjU80F5mDNGm64=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j4elbQnqRi3jTLzFpSiA0lk6IUePnELvzLSch+U+lB44pmffUULxho7cstr32fRmp yyx1I+uF0AnCbCfOeFuhbpm9M+MKLg3C4I0HuLxBmbbEeVApWLWZDZ8PL8JKHyf52K 13KvbCwD6QqP5tZR/5f610cJ4pLH1mRtE2vw0WUp2+pvQuWZgzCXbomISIxP/sd/u7 cA0w22qS71+/mFkQ6qgxcoQVSCrPm+fOwAuiNHV/Ve2xDcRtJT8qpXrdm/z12eKFGR T3pJWBfjoN+FX3vOSg9dJ8gqXIA00bDqrxNK+2LL6Y+7FuE0di03m3j7FiuY4jVvTT CFcEQmkiCs0/A== Received: from localhost.localdomain (192-222-143-198.qc.cable.ebox.net [192.222.143.198]) by smtpout.efficios.com (Postfix) with ESMTPSA id 4QC4Yp2nzCz11jJ; Thu, 4 May 2023 16:05:34 -0400 (EDT) From: Mathieu Desnoyers To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org Subject: [RFC PATCH 11/13] netdevice.h: Fix parentheses around macro parameter use Date: Thu, 4 May 2023 16:05:25 -0400 Message-Id: <20230504200527.1935944-12-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230504200527.1935944-1-mathieu.desnoyers@efficios.com> References: <20230504200527.1935944-1-mathieu.desnoyers@efficios.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add missing parentheses around macro parameter use in the following pattern: - "x - 1" changed for "(x) - 1", - "x->member" changed for "(x)->member". to ensure operator precedence behaves as expected. Remove useless parentheses around macro parameter use in the following pattern: - m((x), y) changed for m(x, y), because comma has the lowest operator precedence, which makes the extra comma useless. Signed-off-by: Mathieu Desnoyers Cc: Andrew Morton Cc: "David S. Miller" Cc: Eric Dumazet Cc: Jakub Kicinski Cc: Paolo Abeni Cc: netdev@vger.kernel.org --- include/linux/netdevice.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 08fbd4622ccf..5a357262a45b 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -283,7 +283,7 @@ struct hh_cache { /* cached hardware header; allow for machine alignment needs. */ #define HH_DATA_MOD 16 #define HH_DATA_OFF(__len) \ - (HH_DATA_MOD - (((__len - 1) & (HH_DATA_MOD - 1)) + 1)) + (HH_DATA_MOD - ((((__len) - 1) & (HH_DATA_MOD - 1)) + 1)) #define HH_DATA_ALIGN(__len) \ (((__len)+(HH_DATA_MOD-1))&~(HH_DATA_MOD - 1)) unsigned long hh_data[HH_DATA_ALIGN(LL_MAX_HEADER) / sizeof(long)]; @@ -4459,7 +4459,7 @@ static inline void netif_tx_unlock_bh(struct net_devi= ce *dev) } =20 #define HARD_TX_LOCK(dev, txq, cpu) { \ - if ((dev->features & NETIF_F_LLTX) =3D=3D 0) { \ + if (((dev)->features & NETIF_F_LLTX) =3D=3D 0) { \ __netif_tx_lock(txq, cpu); \ } else { \ __netif_tx_acquire(txq); \ @@ -4467,12 +4467,12 @@ static inline void netif_tx_unlock_bh(struct net_de= vice *dev) } =20 #define HARD_TX_TRYLOCK(dev, txq) \ - (((dev->features & NETIF_F_LLTX) =3D=3D 0) ? \ + ((((dev)->features & NETIF_F_LLTX) =3D=3D 0) ? \ __netif_tx_trylock(txq) : \ __netif_tx_acquire(txq)) =20 #define HARD_TX_UNLOCK(dev, txq) { \ - if ((dev->features & NETIF_F_LLTX) =3D=3D 0) { \ + if (((dev)->features & NETIF_F_LLTX) =3D=3D 0) { \ __netif_tx_unlock(txq); \ } else { \ __netif_tx_release(txq); \ @@ -4534,7 +4534,7 @@ static inline void netif_addr_unlock_bh(struct net_de= vice *dev) * rcu_read_lock held. */ #define for_each_dev_addr(dev, ha) \ - list_for_each_entry_rcu(ha, &dev->dev_addrs.list, list) + list_for_each_entry_rcu(ha, &(dev)->dev_addrs.list, list) =20 /* These functions live elsewhere (drivers/net/net_init.c, but related) */ =20 @@ -5237,6 +5237,6 @@ extern struct net_device *blackhole_netdev; /* Note: Avoid these macros in fast path, prefer per-cpu or per-queue coun= ters. */ #define DEV_STATS_INC(DEV, FIELD) atomic_long_inc(&(DEV)->stats.__##FIELD) #define DEV_STATS_ADD(DEV, FIELD, VAL) \ - atomic_long_add((VAL), &(DEV)->stats.__##FIELD) + atomic_long_add(VAL, &(DEV)->stats.__##FIELD) =20 #endif /* _LINUX_NETDEVICE_H */ --=20 2.25.1