rtlwifi: use eth_zero_addr() to assign zero address

Using eth_zero_addr() to assign zero address insetad of
memset() or an inefficient copy from a static array.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wei Yongjun 2012-11-15 21:24:57 +08:00 committed by John W. Linville
parent 9c033bed93
commit ccd953694b
2 changed files with 3 additions and 4 deletions

View File

@ -337,7 +337,7 @@ void rtl_cam_del_entry(struct ieee80211_hw *hw, u8 *sta_addr)
if (((bitmap & BIT(0)) == BIT(0)) &&
(memcmp(addr, sta_addr, ETH_ALEN) == 0)) {
/* Remove from HW Security CAM */
memset(rtlpriv->sec.hwsec_cam_sta_addr[i], 0, ETH_ALEN);
eth_zero_addr(rtlpriv->sec.hwsec_cam_sta_addr[i]);
rtlpriv->sec.hwsec_cam_bitmap &= ~(BIT(0) << i);
RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD,
"del CAM entry %d\n", i);

View File

@ -962,7 +962,6 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
int err = 0;
u8 mac_addr[ETH_ALEN];
u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
u8 zero_addr[ETH_ALEN] = { 0 };
if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
@ -1057,7 +1056,7 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
memcpy(rtlpriv->sec.key_buf[key_idx],
key->key, key->keylen);
rtlpriv->sec.key_len[key_idx] = key->keylen;
memcpy(mac_addr, zero_addr, ETH_ALEN);
eth_zero_addr(mac_addr);
} else if (group_key) { /* group key */
RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
"set group key\n");
@ -1108,7 +1107,7 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
}
memset(rtlpriv->sec.key_buf[key_idx], 0, key->keylen);
rtlpriv->sec.key_len[key_idx] = 0;
memcpy(mac_addr, zero_addr, ETH_ALEN);
eth_zero_addr(mac_addr);
/*
*mac80211 will delete entrys one by one,
*so don't use rtl_cam_reset_all_entry