| 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
| ||
|
Message-ID: <4C73CD1F.5040800@mellanox.co.il> Date: Tue, 24 Aug 2010 16:46:07 +0300 From: Yevgeny Petrilin <yevgenyp@...lanox.co.il> To: <davem@...emloft.net> CC: <netdev@...r.kernel.org>, <yevgenyp@...lanox.co.il>, <eugenia@...lanox.co.il> Subject: [PATCH 07/14] mlx4_en: Validate port up prior to transmitting We might try to use resources which were not activated. Signed-off-by: Yevgeny Petrilin <yevgenyp@...lanox.co.il> --- drivers/net/mlx4/en_tx.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c index 580968f..3deabd1 100644 --- a/drivers/net/mlx4/en_tx.c +++ b/drivers/net/mlx4/en_tx.c @@ -612,6 +612,9 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) int lso_header_size; void *fragptr; + if (!priv->port_up) + goto tx_drop; + real_size = get_real_size(skb, dev, &lso_header_size); if (unlikely(!real_size)) goto tx_drop; -- 1.6.1.3 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists