[PATCH -next] staging: r8188eu: use 'is_zero_ether_addr' to identify an empty address

Zhang Zekun zhangzekun11 at huawei.com
Mon Jul 4 05:31:40 PDT 2022


Use 'is_zero_ether_addr' to identify an empty ethernet address, intead
of using 'memcpy' directly.

Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: Zhang Zekun <zhangzekun11 at huawei.com>
---
 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




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