diff mbox

[dpdk-dev,v3,1/1] bonding: fix device initialisation error handling

Message ID 1438783443-23286-1-git-send-email-bernard.iremonger@intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Bernard Iremonger Aug. 5, 2015, 2:04 p.m. UTC
If the name parameter to rte_eth_bond_create() was NULL,
there was a segmentation fault because eth_dev was also NULL.
Add error handling of mac_addrs memory allocation.
Add call to rte_eth_dev_release_port() in error handling.

Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
---
 drivers/net/bonding/rte_eth_bond_api.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

Comments

Michal Jastrzebski Aug. 6, 2015, 8:19 a.m. UTC | #1
> -----Original Message-----
> From: Iremonger, Bernard
> Sent: Wednesday, August 05, 2015 4:04 PM
> To: dev@dpdk.org
> Cc: Jastrzebski, MichalX K; Liu, Yong; Iremonger, Bernard
> Subject: [PATCH v3 1/1] bonding: fix device initialisation error handling
> 
> If the name parameter to rte_eth_bond_create() was NULL,
> there was a segmentation fault because eth_dev was also NULL.
> Add error handling of mac_addrs memory allocation.
> Add call to rte_eth_dev_release_port() in error handling.
> 
> Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
Acked-by: Michal Jastrzebski <michalx.k.jastrzebski@intel.com>
Thomas Monjalon Aug. 10, 2015, 12:06 a.m. UTC | #2
> > If the name parameter to rte_eth_bond_create() was NULL,
> > there was a segmentation fault because eth_dev was also NULL.
> > Add error handling of mac_addrs memory allocation.
> > Add call to rte_eth_dev_release_port() in error handling.
> > 
> > Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> Acked-by: Michal Jastrzebski <michalx.k.jastrzebski@intel.com>

Applied, thanks
diff mbox

Patch

diff --git a/drivers/net/bonding/rte_eth_bond_api.c b/drivers/net/bonding/rte_eth_bond_api.c
index 4ca26dd..0681d1a 100644
--- a/drivers/net/bonding/rte_eth_bond_api.c
+++ b/drivers/net/bonding/rte_eth_bond_api.c
@@ -239,6 +239,10 @@  rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 
 	eth_dev->data->mac_addrs = rte_zmalloc_socket(name, ETHER_ADDR_LEN, 0,
 			socket_id);
+	if (eth_dev->data->mac_addrs == NULL) {
+		RTE_BOND_LOG(ERR, "Unable to malloc mac_addrs");
+		goto err;
+	}
 
 	eth_dev->data->dev_started = 0;
 	eth_dev->data->promiscuous = 0;
@@ -285,8 +289,10 @@  rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 err:
 	rte_free(pci_dev);
 	rte_free(internals);
-	rte_free(eth_dev->data->mac_addrs);
-
+	if (eth_dev != NULL) {
+		rte_free(eth_dev->data->mac_addrs);
+		rte_eth_dev_release_port(eth_dev);
+	}
 	return -1;
 }