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cw1200: slight optimization of addr compare
Use possibly more efficient ether_addr_equal instead of memcmp. Cc: Solomon Peachy <pizza@shaftnet.org> Cc: John W. Linville <linville@tuxdriver.com> Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Weilong Chen <chenweilong@huawei.com> Signed-off-by: Ding Tianhong <dingtianhong@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -13,6 +13,7 @@
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#include <linux/sched.h>
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#include <linux/firmware.h>
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#include <linux/module.h>
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#include <linux/etherdevice.h>
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#include "cw1200.h"
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#include "sta.h"
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@ -555,8 +556,8 @@ u64 cw1200_prepare_multicast(struct ieee80211_hw *hw,
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pr_debug("[STA] multicast: %pM\n", ha->addr);
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memcpy(&priv->multicast_filter.macaddrs[count],
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ha->addr, ETH_ALEN);
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if (memcmp(ha->addr, broadcast_ipv4, ETH_ALEN) &&
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memcmp(ha->addr, broadcast_ipv6, ETH_ALEN))
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if (!ether_addr_equal(ha->addr, broadcast_ipv4) &&
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!ether_addr_equal(ha->addr, broadcast_ipv6))
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priv->has_multicast_subscription = true;
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count++;
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}
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@ -1166,8 +1166,7 @@ void cw1200_rx_cb(struct cw1200_common *priv,
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return;
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} else if (ieee80211_is_beacon(frame->frame_control) &&
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!arg->status && priv->vif &&
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!memcmp(ieee80211_get_SA(frame), priv->vif->bss_conf.bssid,
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ETH_ALEN)) {
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ether_addr_equal(ieee80211_get_SA(frame), priv->vif->bss_conf.bssid)) {
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const u8 *tim_ie;
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u8 *ies = ((struct ieee80211_mgmt *)
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(skb->data))->u.beacon.variable;
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