[PATCH v3 10/19] mac8011: slight optimization of addr compare
From: Ding Tianhong <hidden>
Date: 2013-12-25 03:30:03
Also in:
linux-wireless, lkml
Subsystem:
mac80211, the rest · Maintainers:
Johannes Berg, Linus Torvalds
Use the possibly more efficient ether_addr_equal to instead of memcmp. Cc: Johannes Berg <johannes@sipsolutions.net> Cc: John W. Linville <redacted> Cc: David Miller <davem@davemloft.net> Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Signed-off-by: Wang Weidong <redacted> Signed-off-by: Ding Tianhong <redacted> --- 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