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>
diff --git a/drivers/net/wireless/cw1200/sta.c b/drivers/net/wireless/cw1200/sta.c
index 010b252..103f7bc 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 @@
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++;
}