diff options
| author | dingtianhong <dingtianhong@huawei.com> | 2013-12-26 19:41:34 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-12-26 13:31:35 -0500 |
| commit | 692e5167b4487c96123c2de4c8d9577d50606112 (patch) | |
| tree | 0c7c97774c2c5bcf092de4852da404c543d725d9 /drivers/net/wireless/hostap | |
| parent | 4f29739bb05cfbe5529460d0e8afeff2a528c2fa (diff) | |
| download | op-kernel-dev-692e5167b4487c96123c2de4c8d9577d50606112.zip op-kernel-dev-692e5167b4487c96123c2de4c8d9577d50606112.tar.gz | |
wireless: slight optimization of addr compare
Use possibly more efficient ether_addr_equal or
ether_addr_equal_unaligned instead of memcmp.
Cc: John W. Linville <linville@tuxdriver.com>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Weilong Chen <chenweilong@huawei.com>
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/hostap')
| -rw-r--r-- | drivers/net/wireless/hostap/hostap_80211_rx.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c index d39e3e2..599f30f 100644 --- a/drivers/net/wireless/hostap/hostap_80211_rx.c +++ b/drivers/net/wireless/hostap/hostap_80211_rx.c @@ -563,7 +563,7 @@ hostap_rx_frame_wds(local_info_t *local, struct ieee80211_hdr *hdr, u16 fc, /* Possible WDS frame: either IEEE 802.11 compliant (if FromDS) * or own non-standard frame with 4th address after payload */ - if (memcmp(hdr->addr1, local->dev->dev_addr, ETH_ALEN) != 0 && + if (!ether_addr_equal(hdr->addr1, local->dev->dev_addr) && (hdr->addr1[0] != 0xff || hdr->addr1[1] != 0xff || hdr->addr1[2] != 0xff || hdr->addr1[3] != 0xff || hdr->addr1[4] != 0xff || hdr->addr1[5] != 0xff)) { @@ -622,12 +622,12 @@ static int hostap_is_eapol_frame(local_info_t *local, struct sk_buff *skb) /* check that the frame is unicast frame to us */ if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == IEEE80211_FCTL_TODS && - memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0 && - memcmp(hdr->addr3, dev->dev_addr, ETH_ALEN) == 0) { + ether_addr_equal(hdr->addr1, dev->dev_addr) && + ether_addr_equal(hdr->addr3, dev->dev_addr)) { /* ToDS frame with own addr BSSID and DA */ } else if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == IEEE80211_FCTL_FROMDS && - memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0) { + ether_addr_equal(hdr->addr1, dev->dev_addr)) { /* FromDS frame with own addr as DA */ } else return 0; |
