diff options
Diffstat (limited to 'drivers/infiniband/hw/amso1100/c2_provider.c')
| -rw-r--r-- | drivers/infiniband/hw/amso1100/c2_provider.c | 47 |
1 files changed, 26 insertions, 21 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c index dd6af551108..fef97275291 100644 --- a/drivers/infiniband/hw/amso1100/c2_provider.c +++ b/drivers/infiniband/hw/amso1100/c2_provider.c @@ -390,14 +390,18 @@ static struct ib_mr *c2_reg_phys_mr(struct ib_pd *ib_pd, } mr = kmalloc(sizeof(*mr), GFP_KERNEL); - if (!mr) + if (!mr) { + vfree(page_list); return ERR_PTR(-ENOMEM); + } mr->pd = to_c2pd(ib_pd); pr_debug("%s - page shift %d, pbl_depth %d, total_len %u, " "*iova_start %llx, first pa %llx, last pa %llx\n", __FUNCTION__, page_shift, pbl_depth, total_len, - *iova_start, page_list[0], page_list[pbl_depth-1]); + (unsigned long long) *iova_start, + (unsigned long long) page_list[0], + (unsigned long long) page_list[pbl_depth-1]); err = c2_nsmr_register_phys_kern(to_c2dev(ib_pd->device), page_list, (1 << page_shift), pbl_depth, total_len, 0, iova_start, @@ -753,20 +757,17 @@ static struct net_device *c2_pseudo_netdev_init(struct c2_dev *c2dev) int c2_register_device(struct c2_dev *dev) { - int ret; + int ret = -ENOMEM; int i; /* Register pseudo network device */ dev->pseudo_netdev = c2_pseudo_netdev_init(dev); - if (dev->pseudo_netdev) { - ret = register_netdev(dev->pseudo_netdev); - if (ret) { - printk(KERN_ERR PFX - "Unable to register netdev, ret = %d\n", ret); - free_netdev(dev->pseudo_netdev); - return ret; - } - } + if (!dev->pseudo_netdev) + goto out3; + + ret = register_netdev(dev->pseudo_netdev); + if (ret) + goto out2; pr_debug("%s:%u\n", __FUNCTION__, __LINE__); strlcpy(dev->ibdev.name, "amso%d", IB_DEVICE_NAME_MAX); @@ -844,21 +845,25 @@ int c2_register_device(struct c2_dev *dev) ret = ib_register_device(&dev->ibdev); if (ret) - return ret; + goto out1; for (i = 0; i < ARRAY_SIZE(c2_class_attributes); ++i) { ret = class_device_create_file(&dev->ibdev.class_dev, c2_class_attributes[i]); - if (ret) { - unregister_netdev(dev->pseudo_netdev); - free_netdev(dev->pseudo_netdev); - ib_unregister_device(&dev->ibdev); - return ret; - } + if (ret) + goto out0; } + goto out3; - pr_debug("%s:%u\n", __FUNCTION__, __LINE__); - return 0; +out0: + ib_unregister_device(&dev->ibdev); +out1: + unregister_netdev(dev->pseudo_netdev); +out2: + free_netdev(dev->pseudo_netdev); +out3: + pr_debug("%s:%u ret=%d\n", __FUNCTION__, __LINE__, ret); + return ret; } void c2_unregister_device(struct c2_dev *dev) |