netdev - [PATCH v1] net: bonding: Replace mac address parsing

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20171219182044.5678-1-andriy.shevchenko@linux.intel.com>
Date:   Tue, 19 Dec 2017 20:20:44 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Jay Vosburgh <j.vosburgh@...il.com>,
        Veaceslav Falico <vfalico@...il.com>,
        Andy Gospodarek <andy@...yhouse.net>, netdev@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1] net: bonding: Replace mac address parsing

Replace sscanf() with mac_pton().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/net/bonding/bond_options.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 8a9b085c2a98..58c705f24f96 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1431,13 +1431,9 @@ static int bond_option_ad_actor_system_set(struct bonding *bond,
 {
 	u8 macaddr[ETH_ALEN];
 	u8 *mac;
-	int i;
 
 	if (newval->string) {
-		i = sscanf(newval->string, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
-			   &macaddr[0], &macaddr[1], &macaddr[2],
-			   &macaddr[3], &macaddr[4], &macaddr[5]);
-		if (i != ETH_ALEN)
+		if (!mac_pton(newval->string, macaddr))
 			goto err;
 		mac = macaddr;
 	} else {
-- 
2.15.1