From: Zou Wei <zou_wei@huawei.com>
To: <kurt@linutronix.de>, <andrew@lunn.ch>,
<vivien.didelot@gmail.com>, <f.fainelli@gmail.com>,
<olteanv@gmail.com>, <davem@davemloft.net>, <kuba@kernel.org>
Cc: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Zou Wei <zou_wei@huawei.com>
Subject: [PATCH -next] net: dsa: hellcreek: Use is_zero_ether_addr() instead of memcmp()
Date: Mon, 7 Jun 2021 10:57:09 +0800 [thread overview]
Message-ID: <1623034629-30384-1-git-send-email-zou_wei@huawei.com> (raw)
Using is_zero_ether_addr() instead of directly use
memcmp() to determine if the ethernet address is all
zeros.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zou Wei <zou_wei@huawei.com>
---
drivers/net/dsa/hirschmann/hellcreek.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/dsa/hirschmann/hellcreek.c b/drivers/net/dsa/hirschmann/hellcreek.c
index 4d78219..9fdcc4b 100644
--- a/drivers/net/dsa/hirschmann/hellcreek.c
+++ b/drivers/net/dsa/hirschmann/hellcreek.c
@@ -927,7 +927,6 @@ static int hellcreek_fdb_dump(struct dsa_switch *ds, int port,
/* Read table */
for (i = 0; i < hellcreek->fdb_entries; ++i) {
- unsigned char null_addr[ETH_ALEN] = { 0 };
struct hellcreek_fdb_entry entry = { 0 };
/* Read entry */
@@ -937,7 +936,7 @@ static int hellcreek_fdb_dump(struct dsa_switch *ds, int port,
hellcreek_write(hellcreek, 0x00, HR_FDBRDH);
/* Check valid */
- if (!memcmp(entry.mac, null_addr, ETH_ALEN))
+ if (is_zero_ether_addr(entry.mac))
continue;
/* Check port mask */
--
2.6.2
next reply other threads:[~2021-06-07 2:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-07 2:57 Zou Wei [this message]
2021-06-07 5:40 ` [PATCH -next] net: dsa: hellcreek: Use is_zero_ether_addr() instead of memcmp() Kurt Kanzenbach
2021-06-07 20:20 ` patchwork-bot+netdevbpf
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