From patchwork Mon Dec 30 18:14:59 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julia Lawall X-Patchwork-Id: 3420371 Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id EACB1C02DC for ; Mon, 30 Dec 2013 17:23:41 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 314CE200ED for ; Mon, 30 Dec 2013 17:23:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3FBEB200F0 for ; Mon, 30 Dec 2013 17:23:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756257Ab3L3RTR (ORCPT ); Mon, 30 Dec 2013 12:19:17 -0500 Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:25199 "EHLO mail2-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756199Ab3L3RTG (ORCPT ); Mon, 30 Dec 2013 12:19:06 -0500 X-IronPort-AV: E=Sophos;i="4.95,574,1384297200"; d="scan'208";a="51019969" Received: from palace.lip6.fr (HELO localhost.localdomain) ([132.227.105.202]) by mail2-relais-roc.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-SHA; 30 Dec 2013 18:19:00 +0100 From: Julia Lawall To: Christian Lamparter Cc: kernel-janitors@vger.kernel.org, "John W. Linville" , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/11] mac80211: use ether_addr_equal_64bits Date: Mon, 30 Dec 2013 19:14:59 +0100 Message-Id: <1388427307-8691-4-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.7.8.6 In-Reply-To: <1388427307-8691-1-git-send-email-Julia.Lawall@lip6.fr> References: <1388427307-8691-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-7.0 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Julia Lawall Ether_addr_equal_64bits is more efficient than ether_addr_equal, and can be used when each argument is an array within a structure that contains at least two bytes of data beyond the array. The structures involved are: ieee80211_hdr defined in include/linux/ieee80211.h and p54_common defined in drivers/net/wireless/p54/p54.h This was done using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall Acked-by: Christian Lamparter --- The semantic patch used is rather long and can be found in message 0 of this patch series. drivers/net/wireless/p54/txrx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c index f95de0d..b7cc7c2 100644 --- a/drivers/net/wireless/p54/txrx.c +++ b/drivers/net/wireless/p54/txrx.c @@ -308,7 +308,7 @@ static void p54_pspoll_workaround(struct p54_common *priv, struct sk_buff *skb) return; /* only consider beacons from the associated BSSID */ - if (!ether_addr_equal(hdr->addr3, priv->bssid)) + if (!ether_addr_equal_64bits(hdr->addr3, priv->bssid)) return; tim = p54_find_ie(skb, WLAN_EID_TIM);