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* [PATCH -next] staging: r8188eu: use 'is_zero_ether_addr' to identify an empty address
@ 2022-07-04 12:31 ` Zhang Zekun
  0 siblings, 0 replies; 8+ messages in thread
From: Zhang Zekun @ 2022-07-04 12:31 UTC (permalink / raw)
  To: Larry.Finger, phil, paskripkin, gregkh, martin, straube.linux
  Cc: linux-media, linux-rockchip, linux-staging, linux-kernel,
	xuqiang36

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

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Zekun <zhangzekun11@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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Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip

^ permalink raw reply related	[flat|nested] 8+ messages in thread
* [PATCH -next] staging: r8188eu: use 'is_zero_ether_addr' to identify an empty address
@ 2022-07-04 12:45 ` Zhang Zekun
  0 siblings, 0 replies; 8+ messages in thread
From: Zhang Zekun @ 2022-07-04 12:45 UTC (permalink / raw)
  To: Larry.Finger, phil, paskripkin, gregkh, martin, straube.linux
  Cc: linux-media, linux-rockchip, linux-staging, linux-kernel,
	xuqiang36

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

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


_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip

^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2022-07-04 13:39 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
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2022-07-04 12:31 [PATCH -next] staging: r8188eu: use 'is_zero_ether_addr' to identify an empty address Zhang Zekun
2022-07-04 12:31 ` Zhang Zekun
2022-07-04 13:27 ` Greg KH
2022-07-04 13:27   ` Greg KH
2022-07-04 13:38   ` Greg KH
2022-07-04 13:38     ` Greg KH
  -- strict thread matches above, loose matches on Subject: below --
2022-07-04 12:45 Zhang Zekun
2022-07-04 12:45 ` Zhang Zekun

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