Use 'is_zero_ether_addr' to identify an empty ethernet address, intead of using 'memcpy' directly. Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Zhang Zekun <zhangzekun11@xxxxxxxxxx> --- drivers/staging/r8188eu/core/rtw_mlme_ext.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c index cce0575e93b7..365f5b2786cf 100644 --- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c +++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c @@ -3513,7 +3513,6 @@ static unsigned int on_action_public_p2p(struct recv_frame *precv_frame) u32 p2p_ielen; struct wifidirect_info *pwdinfo = &padapter->wdinfo; u8 result = P2P_STATUS_SUCCESS; - u8 empty_addr[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr)); @@ -3551,7 +3550,7 @@ static unsigned int on_action_public_p2p(struct recv_frame *precv_frame) /* Commented by Kurt 20120113 */ /* Get peer_dev_addr here if peer doesn't issue prov_disc frame. */ - if (!memcmp(pwdinfo->rx_prov_disc_info.peerDevAddr, empty_addr, ETH_ALEN)) + if (is_zero_ether_addr(pwdinfo->rx_prov_disc_info.peerDevAddr)) memcpy(pwdinfo->rx_prov_disc_info.peerDevAddr, GetAddr2Ptr(pframe), ETH_ALEN); result = process_p2p_group_negotation_req(pwdinfo, frame_body, len); -- 2.17.1