Use the possibly more efficient ether_addr_equal
to instead of memcmp.

Cc: Johannes Berg <johan...@sipsolutions.net>
Cc: John W. Linville <linvi...@tuxdriver.com>
Cc: David Miller <da...@davemloft.net>
Cc: linux-wirel...@vger.kernel.org
Cc: net...@vger.kernel.org
Signed-off-by: Wang Weidong <wangweido...@huawei.com>
Signed-off-by: Ding Tianhong <dingtianh...@huawei.com>
---
 net/mac80211/iface.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 7aa9f9d..a4f9812 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1497,8 +1497,8 @@ static void ieee80211_assign_perm_addr(struct 
ieee80211_local *local,
                        bool used = false;
 
                        list_for_each_entry(sdata, &local->interfaces, list) {
-                               if (memcmp(local->hw.wiphy->addresses[i].addr,
-                                          sdata->vif.addr, ETH_ALEN) == 0) {
+                               if 
(ether_addr_equal(local->hw.wiphy->addresses[i].addr,
+                                                    sdata->vif.addr)) {
                                        used = true;
                                        break;
                                }
@@ -1558,8 +1558,7 @@ static void ieee80211_assign_perm_addr(struct 
ieee80211_local *local,
                        val += inc;
 
                        list_for_each_entry(sdata, &local->interfaces, list) {
-                               if (memcmp(tmp_addr, sdata->vif.addr,
-                                                       ETH_ALEN) == 0) {
+                               if (ether_addr_equal(tmp_addr, 
sdata->vif.addr)) {
                                        used = true;
                                        break;
                                }
-- 
1.8.0



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