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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/rx.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/rx.c')
-rw-r--r--net/mac80211/rx.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 7a4ff02..3cf011f 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -489,12 +489,12 @@ ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx)
if (ieee80211_has_tods(hdr->frame_control) ||
!ieee80211_has_fromds(hdr->frame_control))
return RX_DROP_MONITOR;
- if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0)
+ if (compare_ether_addr(hdr->addr3, dev_addr) == 0)
return RX_DROP_MONITOR;
} else {
if (!ieee80211_has_a4(hdr->frame_control))
return RX_DROP_MONITOR;
- if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0)
+ if (compare_ether_addr(hdr->addr4, dev_addr) == 0)
return RX_DROP_MONITOR;
}
}
@@ -2336,7 +2336,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (sdata->vif.type != NL80211_IFTYPE_STATION)
break;
- if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
+ if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid))
break;
goto queue;
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