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>

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 <linux/sched.h>
 #include <linux/firmware.h>
 #include <linux/module.h>
+#include <linux/etherdevice.h>
 
 #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;