From 35df5388ac7cd205cc642b28eb90f940c816eaf7 Mon Sep 17 00:00:00 2001 From: dingtianhong Date: Thu, 26 Dec 2013 19:41:20 +0800 Subject: [PATCH] cw1200: slight optimization of addr compare Use possibly more efficient ether_addr_equal instead of memcmp. Cc: Solomon Peachy Cc: John W. Linville Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Weilong Chen Signed-off-by: Ding Tianhong Signed-off-by: David S. Miller --- drivers/net/wireless/cw1200/sta.c | 5 +++-- drivers/net/wireless/cw1200/txrx.c | 3 +-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/cw1200/sta.c b/drivers/net/wireless/cw1200/sta.c index 010b252be584..103f7bce8932 100644 --- a/drivers/net/wireless/cw1200/sta.c +++ b/drivers/net/wireless/cw1200/sta.c @@ -13,6 +13,7 @@ #include #include #include +#include #include "cw1200.h" #include "sta.h" @@ -555,8 +556,8 @@ u64 cw1200_prepare_multicast(struct ieee80211_hw *hw, pr_debug("[STA] multicast: %pM\n", ha->addr); memcpy(&priv->multicast_filter.macaddrs[count], ha->addr, ETH_ALEN); - if (memcmp(ha->addr, broadcast_ipv4, ETH_ALEN) && - memcmp(ha->addr, broadcast_ipv6, ETH_ALEN)) + if (!ether_addr_equal(ha->addr, broadcast_ipv4) && + !ether_addr_equal(ha->addr, broadcast_ipv6)) priv->has_multicast_subscription = true; count++; } diff --git a/drivers/net/wireless/cw1200/txrx.c b/drivers/net/wireless/cw1200/txrx.c index e824d4d4a18d..0bd541175ecd 100644 --- a/drivers/net/wireless/cw1200/txrx.c +++ b/drivers/net/wireless/cw1200/txrx.c @@ -1166,8 +1166,7 @@ void cw1200_rx_cb(struct cw1200_common *priv, return; } else if (ieee80211_is_beacon(frame->frame_control) && !arg->status && priv->vif && - !memcmp(ieee80211_get_SA(frame), priv->vif->bss_conf.bssid, - ETH_ALEN)) { + ether_addr_equal(ieee80211_get_SA(frame), priv->vif->bss_conf.bssid)) { const u8 *tim_ie; u8 *ies = ((struct ieee80211_mgmt *) (skb->data))->u.beacon.variable; -- 2.20.1