diff options
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_vlan.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_vlan.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c index 4bd161e86f8d..562df2b3ef18 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c @@ -184,8 +184,12 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey) ppriv = ipoib_priv(pdev); - snprintf(intf_name, sizeof(intf_name), "%s.%04x", - ppriv->dev->name, pkey); + /* If you increase IFNAMSIZ, update snprintf below + * to allow longer names. + */ + BUILD_BUG_ON(IFNAMSIZ != 16); + snprintf(intf_name, sizeof(intf_name), "%.10s.%04x", ppriv->dev->name, + pkey); ndev = ipoib_intf_alloc(ppriv->ca, ppriv->port, intf_name); if (IS_ERR(ndev)) { |