[PATCH 12/21] bridge: slight optimization of addr compare

[Ding Tianhong]

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

Cc: Stephen Hemminger <stephen@xxxxxxxxxxxxxxxxxx>
Cc: David Miller <davem@xxxxxxxxxxxxx>
Cc: bridge@xxxxxxxxxxxxxxxxxxxxxxxxxx
Cc: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Wang Weidong <wangweidong1@xxxxxxxxxx>
Signed-off-by: Ding Tianhong <dingtianhong@xxxxxxxxxx>
---
 net/bridge/br_stp_if.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 656a6f3..04217d1 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -229,7 +229,7 @@ bool br_stp_recalculate_bridge_id(struct net_bridge *br)
 
 	list_for_each_entry(p, &br->port_list, list) {
 		if (addr == br_mac_zero ||
-		    memcmp(p->dev->dev_addr, addr, ETH_ALEN) < 0)
+		    !ether_addr_equal_unaligned(p->dev->dev_addr, addr) < 0)
 			addr = p->dev->dev_addr;
 
 	}
-- 
1.8.0


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