Use the recently added and possibly more efficient
ether_addr_equal_unaligned to instead of memcmp.

Cc: Solomon Peachy <pi...@shaftnet.org>
Cc: "John W. Linville" <linvi...@tuxdriver.com>
Cc: linux-wirel...@vger.kernel.org
Cc: net...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Weilong Chen <chenweil...@huawei.com>
Signed-off-by: Ding Tianhong <dingtianh...@huawei.com>
---
 drivers/net/wireless/cw1200/sta.c  | 4 ++--
 drivers/net/wireless/cw1200/txrx.c | 7 +++----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/cw1200/sta.c 
b/drivers/net/wireless/cw1200/sta.c
index 010b252..f5d1c83 100644
--- a/drivers/net/wireless/cw1200/sta.c
+++ b/drivers/net/wireless/cw1200/sta.c
@@ -555,8 +555,8 @@ 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_unaligned(ha->addr, broadcast_ipv4) &&
+                   !ether_addr_equal_unaligned(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 e824d4d..bb9eb7b 100644
--- a/drivers/net/wireless/cw1200/txrx.c
+++ b/drivers/net/wireless/cw1200/txrx.c
@@ -816,7 +816,7 @@ static int cw1200_handle_pspoll(struct cw1200_common *priv,
 
        if (priv->join_status != CW1200_JOIN_STATUS_AP)
                goto done;
-       if (memcmp(priv->vif->addr, pspoll->bssid, ETH_ALEN))
+       if (!ether_addr_equal_unaligned(priv->vif->addr, pspoll->bssid))
                goto done;
 
        rcu_read_lock();
@@ -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_unaligned(ieee80211_get_SA(frame), 
priv->vif->bss_conf.bssid)) {
                const u8 *tim_ie;
                u8 *ies = ((struct ieee80211_mgmt *)
                          (skb->data))->u.beacon.variable;
@@ -1314,7 +1313,7 @@ int cw1200_find_link_id(struct cw1200_common *priv, const 
u8 *mac)
        int i, ret = 0;
        spin_lock_bh(&priv->ps_state_lock);
        for (i = 0; i < CW1200_MAX_STA_IN_AP_MODE; ++i) {
-               if (!memcmp(mac, priv->link_id_db[i].mac, ETH_ALEN) &&
+               if (ether_addr_equal_unaligned(mac, priv->link_id_db[i].mac) &&
                    priv->link_id_db[i].status) {
                        priv->link_id_db[i].timestamp = jiffies;
                        ret = i + 1;
-- 
1.8.0


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to