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From: "Tiwei Bie" <tiwei.btw@antgroup.com>
To: richard@nod.at, anton.ivanov@cambridgegreys.com,
	johannes@sipsolutions.net
Cc: <linux-um@lists.infradead.org>, <geert@linux-m68k.org>,
	"Tiwei Bie" <tiwei.btw@antgroup.com>
Subject: [PATCH 2/2] um: vector: Use mac_pton() for MAC address parsing
Date: Tue, 06 May 2025 12:51:17 +0800	[thread overview]
Message-ID: <20250506045117.1896661-3-tiwei.btw@antgroup.com> (raw)
In-Reply-To: <20250506045117.1896661-1-tiwei.btw@antgroup.com>

Use mac_pton() instead of custom approach.

Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tiwei Bie <tiwei.btw@antgroup.com>
---
 arch/um/drivers/vector_kern.c | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c
index 7822421057ea..5226d2c52e6a 100644
--- a/arch/um/drivers/vector_kern.c
+++ b/arch/um/drivers/vector_kern.c
@@ -1543,21 +1543,14 @@ static void vector_timer_expire(struct timer_list *t)
 static void vector_setup_etheraddr(struct net_device *dev, char *str)
 {
 	u8 addr[ETH_ALEN];
-	char *end;
-	int i;
 
 	if (str == NULL)
 		goto random;
 
-	for (i = 0; i < 6; i++) {
-		addr[i] = simple_strtoul(str, &end, 16);
-		if ((end == str) ||
-		   ((*end != ':') && (*end != ',') && (*end != '\0'))) {
-			netdev_err(dev,
-				"Failed to parse '%s' as an ethernet address\n", str);
-			goto random;
-		}
-		str = end + 1;
+	if (!mac_pton(str, addr)) {
+		netdev_err(dev,
+			"Failed to parse '%s' as an ethernet address\n", str);
+		goto random;
 	}
 	if (is_multicast_ether_addr(addr)) {
 		netdev_err(dev,
-- 
2.34.1



      parent reply	other threads:[~2025-05-06  6:13 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-06  4:51 [PATCH 0/2] um: Misc cleanups for vector Tiwei Bie
2025-05-06  4:51 ` [PATCH 1/2] um: vector: Clean up and modernize log messages Tiwei Bie
2025-05-06  4:51 ` Tiwei Bie [this message]

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