[PATCH v3.6 18/19] rtlwifi: slight optimization of addr compare
Use possibly more efficient ether_addr_equal_unaligned
instead of memcmp.
Cc: Larry Finger
Cc: Chaoming Li
Cc: John W. Linville
Cc: linux-wirel...@vger.kernel.org
Cc: net...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Weilong Chen
Signed-off-by: Ding Tianhong
---
drivers/net/wireless/rtlwifi/cam.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rtlwifi/cam.c
b/drivers/net/wireless/rtlwifi/cam.c
index 0e510f7..0276153 100644
--- a/drivers/net/wireless/rtlwifi/cam.c
+++ b/drivers/net/wireless/rtlwifi/cam.c
@@ -295,7 +295,7 @@ u8 rtl_cam_get_free_entry(struct ieee80211_hw *hw, u8
*sta_addr)
/* Does STA already exist? */
for (i = 4; i < TOTAL_CAM_ENTRY; i++) {
addr = rtlpriv->sec.hwsec_cam_sta_addr[i];
- if (memcmp(addr, sta_addr, ETH_ALEN) == 0)
+ if (ether_addr_equal_unaligned(addr, sta_addr))
return i;
}
/* Get a free CAM entry. */
@@ -335,7 +335,7 @@ void rtl_cam_del_entry(struct ieee80211_hw *hw, u8
*sta_addr)
addr = rtlpriv->sec.hwsec_cam_sta_addr[i];
bitmap = (rtlpriv->sec.hwsec_cam_bitmap) >> i;
if (((bitmap & BIT(0)) == BIT(0)) &&
- (memcmp(addr, sta_addr, ETH_ALEN) == 0)) {
+ (ether_addr_equal_unaligned(addr, sta_addr))) {
/* Remove from HW Security CAM */
eth_zero_addr(rtlpriv->sec.hwsec_cam_sta_addr[i]);
rtlpriv->sec.hwsec_cam_bitmap &= ~(BIT(0) << i);
--
1.8.0
--
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[PATCH v3.6 18/19] rtlwifi: slight optimization of addr compare
Use possibly more efficient ether_addr_equal_unaligned
instead of memcmp.
Cc: Larry Finger larry.fin...@lwfinger.net
Cc: Chaoming Li chaoming...@realsil.com.cn
Cc: John W. Linville linvi...@tuxdriver.com
Cc: linux-wirel...@vger.kernel.org
Cc: net...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Weilong Chen chenweil...@huawei.com
Signed-off-by: Ding Tianhong dingtianh...@huawei.com
---
drivers/net/wireless/rtlwifi/cam.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rtlwifi/cam.c
b/drivers/net/wireless/rtlwifi/cam.c
index 0e510f7..0276153 100644
--- a/drivers/net/wireless/rtlwifi/cam.c
+++ b/drivers/net/wireless/rtlwifi/cam.c
@@ -295,7 +295,7 @@ u8 rtl_cam_get_free_entry(struct ieee80211_hw *hw, u8
*sta_addr)
/* Does STA already exist? */
for (i = 4; i TOTAL_CAM_ENTRY; i++) {
addr = rtlpriv-sec.hwsec_cam_sta_addr[i];
- if (memcmp(addr, sta_addr, ETH_ALEN) == 0)
+ if (ether_addr_equal_unaligned(addr, sta_addr))
return i;
}
/* Get a free CAM entry. */
@@ -335,7 +335,7 @@ void rtl_cam_del_entry(struct ieee80211_hw *hw, u8
*sta_addr)
addr = rtlpriv-sec.hwsec_cam_sta_addr[i];
bitmap = (rtlpriv-sec.hwsec_cam_bitmap) i;
if (((bitmap BIT(0)) == BIT(0))
- (memcmp(addr, sta_addr, ETH_ALEN) == 0)) {
+ (ether_addr_equal_unaligned(addr, sta_addr))) {
/* Remove from HW Security CAM */
eth_zero_addr(rtlpriv-sec.hwsec_cam_sta_addr[i]);
rtlpriv-sec.hwsec_cam_bitmap = ~(BIT(0) i);
--
1.8.0
--
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