netdev - [PATCH] mac80211: use eth_zero_addr() to clear mac address

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Message-ID: <1596273158-24183-1-git-send-email-linmiaohe@huawei.com>
Date:   Sat, 1 Aug 2020 17:12:38 +0800
From:   linmiaohe <linmiaohe@...wei.com>
To:     <johannes@...solutions.net>, <davem@...emloft.net>,
        <kuba@...nel.org>
CC:     <linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linmiaohe@...wei.com>
Subject: [PATCH] mac80211: use eth_zero_addr() to clear mac address

From: Miaohe Lin <linmiaohe@...wei.com>

Use eth_zero_addr() to clear mac address instead of memset().

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 net/mac80211/trace.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 1b4709694d2a..50ab5b9d8eab 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -22,7 +22,8 @@
 #define LOCAL_PR_ARG	__entry->wiphy_name
 
 #define STA_ENTRY	__array(char, sta_addr, ETH_ALEN)
-#define STA_ASSIGN	(sta ? memcpy(__entry->sta_addr, sta->addr, ETH_ALEN) : memset(__entry->sta_addr, 0, ETH_ALEN))
+#define STA_ASSIGN	(sta ? memcpy(__entry->sta_addr, sta->addr, ETH_ALEN) : \
+				eth_zero_addr(__entry->sta_addr))
 #define STA_NAMED_ASSIGN(s)	memcpy(__entry->sta_addr, (s)->addr, ETH_ALEN)
 #define STA_PR_FMT	" sta:%pM"
 #define STA_PR_ARG	__entry->sta_addr
-- 
2.19.1