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| author |   Jason Gunthorpe <jgg@mellanox.com> | 2018-11-25 20:58:40 +0200 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2018-12-03 12:01:58 -0500 |
| commit | 40efca7a46a04223e6792fbe23ba337f54cff794 (patch) | |
| tree | d38e9dd58acd7a67086ab8f75fdcaf545c221726 /drivers/infiniband/core | |
| parent | RDMA/uverbs: Use uverbs_request() and core for write_ex handlers (diff) | |
| download | linux-dev-40efca7a46a04223e6792fbe23ba337f54cff794.tar.xz linux-dev-40efca7a46a04223e6792fbe23ba337f54cff794.zip | |
RDMA/uverbs: Fill in the response for IB_USER_VERBS_EX_CMD_MODIFY_QP
A response struct was defined, and userspace is providing it (but not
checking it). Fill it in and write it out.
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core')
| -rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 7f8b0a7dcb17..c605412708b8 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1953,6 +1953,9 @@ static int ib_uverbs_ex_modify_qp(struct uverbs_attr_bundle *attrs, struct ib_udata *ucore) { struct ib_uverbs_ex_modify_qp cmd; + struct ib_uverbs_ex_modify_qp_resp resp = { + .response_length = uverbs_response_length(attrs, sizeof(resp)) + }; int ret; ret = uverbs_request(attrs, &cmd, sizeof(cmd)); @@ -1969,7 +1972,11 @@ static int ib_uverbs_ex_modify_qp(struct uverbs_attr_bundle *attrs, ~((IB_USER_LAST_QP_ATTR_MASK << 1) - 1)) return -EOPNOTSUPP; - return modify_qp(attrs, &cmd); + ret = modify_qp(attrs, &cmd); + if (ret) + return ret; + + return uverbs_response(attrs, &resp, sizeof(resp)); } static int ib_uverbs_destroy_qp(struct uverbs_attr_bundle *attrs, |