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authorFelix Fietkau <nbd@openwrt.org>2012-03-01 15:22:09 +0100
committerJohn W. Linville <linville@tuxdriver.com>2012-03-05 15:38:31 -0500
commit888d04dfbe7e09f930fdaafb257cce2c54c9c3f3 (patch)
treecdf0c4d4008860fd91db31bcc620a8ecd3d95bc1 /net/mac80211/status.c
parent4d196e4b2ffd734393b54f351507462f19d737b5 (diff)
downloadop-kernel-dev-888d04dfbe7e09f930fdaafb257cce2c54c9c3f3.zip
op-kernel-dev-888d04dfbe7e09f930fdaafb257cce2c54c9c3f3.tar.gz
mac80211: use compare_ether_addr on MAC addresses instead of memcmp
Because of the constant size and guaranteed 16 bit alignment, the inline compare_ether_addr function is much cheaper than calling memcmp. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/status.c')
-rw-r--r--net/mac80211/status.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index c928e4a..5f8f89e 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -10,6 +10,7 @@
*/
#include <linux/export.h>
+#include <linux/etherdevice.h>
#include <net/mac80211.h>
#include <asm/unaligned.h>
#include "ieee80211_i.h"
@@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
for_each_sta_info(local, hdr->addr1, sta, tmp) {
/* skip wrong virtual interface */
- if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
+ if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr))
continue;
if (info->flags & IEEE80211_TX_STATUS_EOSP)
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