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authordingtianhong <dingtianhong@huawei.com>2013-12-26 19:40:56 +0800
committerDavid S. Miller <davem@davemloft.net>2013-12-26 13:31:34 -0500
commit496d7e8ea3e60289323d24e158b7bce8d0afba2c (patch)
tree3e134ff8fd3f1ebba541cdd7a524e8b2dfa2a27f
parentc5266d40b0a26546d0ebedb44dd4145088b85cb8 (diff)
mac8011: slight optimization of addr compare
Use the possibly more efficient ether_addr_equal to instead of memcmp. Cc: Johannes Berg <johannes@sipsolutions.net> Cc: John W. Linville <linville@tuxdriver.com> Cc: David Miller <davem@davemloft.net> Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Signed-off-by: Wang Weidong <wangweidong1@huawei.com> Signed-off-by: Ding Tianhong <dingtianhong@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/mac80211/iface.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 7aa9f9dea9df..a4f98123d0bf 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;
}