diff options
Diffstat (limited to 'drivers/infiniband/core/uverbs_cmd.c')
| -rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 77bb15f66414..cdb935ddab69 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2877,6 +2877,7 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, struct ib_ah *ah; struct ib_ah_attr attr; int ret; + struct ib_udata udata; if (out_len < sizeof resp) return -ENOSPC; @@ -2884,6 +2885,10 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, if (copy_from_user(&cmd, buf, sizeof cmd)) return -EFAULT; + INIT_UDATA(&udata, buf + sizeof(cmd), + (unsigned long)cmd.response + sizeof(resp), + in_len - sizeof(cmd), out_len - sizeof(resp)); + uobj = kmalloc(sizeof *uobj, GFP_KERNEL); if (!uobj) return -ENOMEM; @@ -2910,12 +2915,16 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, memset(&attr.dmac, 0, sizeof(attr.dmac)); memcpy(attr.grh.dgid.raw, cmd.attr.grh.dgid, 16); - ah = ib_create_ah(pd, &attr); + ah = pd->device->create_ah(pd, &attr, &udata); + if (IS_ERR(ah)) { ret = PTR_ERR(ah); goto err_put; } + ah->device = pd->device; + ah->pd = pd; + atomic_inc(&pd->usecnt); ah->uobject = uobj; uobj->object = ah; |