From: Tomasz Kulasek <tomaszx.kulasek@intel.com>
To: dev@dpdk.org
Cc: declan.doherty@intel.com
Subject: [dpdk-dev] [PATCH] bonding: fix segfault when primary slave set
Date: Wed, 26 Jul 2017 17:50:48 +0200 [thread overview]
Message-ID: <20170726155048.10648-1-tomaszx.kulasek@intel.com> (raw)
rte_eth_bond_primary_set segfaults for invalid port. This patch moves
devices check before use of internal data.
Fixes: 4c42498d916d ("net/bonding: allow slaves to also be bonded devices")
Signed-off-by: Tomasz Kulasek <tomaszx.kulasek@intel.com>
---
drivers/net/bonding/rte_eth_bond_api.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/bonding/rte_eth_bond_api.c b/drivers/net/bonding/rte_eth_bond_api.c
index 824ab4f..de1d9e0 100644
--- a/drivers/net/bonding/rte_eth_bond_api.c
+++ b/drivers/net/bonding/rte_eth_bond_api.c
@@ -514,15 +514,14 @@
{
struct bond_dev_private *internals;
- internals = rte_eth_devices[bonded_port_id].data->dev_private;
-
if (valid_bonded_port_id(bonded_port_id) != 0)
return -1;
+ internals = rte_eth_devices[bonded_port_id].data->dev_private;
+
if (valid_slave_port_id(slave_port_id, internals->mode) != 0)
return -1;
-
internals->user_defined_primary_port = 1;
internals->primary_port = slave_port_id;
--
1.9.1
next reply other threads:[~2017-07-26 15:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-26 15:50 Tomasz Kulasek [this message]
2017-07-26 17:06 ` Declan Doherty
2017-07-30 21:43 ` Thomas Monjalon
2017-07-31 12:49 ` Ferruh Yigit
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