netdev - [PATCH net-next] wireguard: Omit unnecessary memset of netdev private data

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: <20240919085746.16904-1-tklauser@distanz.ch>
Date: Thu, 19 Sep 2024 10:57:46 +0200
From: Tobias Klauser <tklauser@...tanz.ch>
To: wireguard@...ts.zx2c4.com,
	netdev@...r.kernel.org
Cc: "Jason A. Donenfeld" <Jason@...c4.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH net-next] wireguard: Omit unnecessary memset of netdev private data

The memory for netdev_priv is allocated using kvzalloc in
alloc_netdev_mqs before rtnl_link_ops->setup is called so there is no
need to zero it again in wg_setup.

Signed-off-by: Tobias Klauser <tklauser@...tanz.ch>
---
 drivers/net/wireguard/device.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c
index 45e9b908dbfb..a2ba71fbbed4 100644
--- a/drivers/net/wireguard/device.c
+++ b/drivers/net/wireguard/device.c
@@ -302,7 +302,6 @@ static void wg_setup(struct net_device *dev)
 	/* We need to keep the dst around in case of icmp replies. */
 	netif_keep_dst(dev);
 
-	memset(wg, 0, sizeof(*wg));
 	wg->dev = dev;
 }
 
-- 
2.43.0