diff options
| author | Jason Gunthorpe <jgg@mellanox.com> | 2018-03-15 01:01:50 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-03-16 00:58:04 +0300 |
| commit | 7f86260b5f44d93ab20d3e9afda0e3f48d005ffe (patch) | |
| tree | 9d5b717f71c82069e5f3eabcdf951d3b98fc20a3 | |
| parent | 633fb4d9fdaa613308c136293107f28e08e85d25 (diff) | |
| download | linux-7f86260b5f44d93ab20d3e9afda0e3f48d005ffe.tar.xz | |
RDMA/cxgb4: Use structs to describe the uABI instead of opencoding
Open coding a loose value is not acceptable for describing the uABI in
RDMA. Provide the missing struct.
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/provider.c | 4 | ||||
| -rw-r--r-- | include/uapi/rdma/cxgb4-abi.h | 5 |
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c index 1b5c6cd2ac4d..42568a4df3f8 100644 --- a/drivers/infiniband/hw/cxgb4/provider.c +++ b/drivers/infiniband/hw/cxgb4/provider.c @@ -281,7 +281,9 @@ static struct ib_pd *c4iw_allocate_pd(struct ib_device *ibdev, php->pdid = pdid; php->rhp = rhp; if (context) { - if (ib_copy_to_udata(udata, &php->pdid, sizeof(u32))) { + struct c4iw_alloc_pd_resp uresp = {.pdid = php->pdid}; + + if (ib_copy_to_udata(udata, &uresp, sizeof(uresp))) { c4iw_deallocate_pd(&php->ibpd); return ERR_PTR(-EFAULT); } diff --git a/include/uapi/rdma/cxgb4-abi.h b/include/uapi/rdma/cxgb4-abi.h index 05f71f1bc119..c398a1ee8d00 100644 --- a/include/uapi/rdma/cxgb4-abi.h +++ b/include/uapi/rdma/cxgb4-abi.h @@ -79,4 +79,9 @@ struct c4iw_alloc_ucontext_resp { __u32 status_page_size; __u32 reserved; /* explicit padding (optional for i386) */ }; + +struct c4iw_alloc_pd_resp { + __u32 pdid; +}; + #endif /* CXGB4_ABI_USER_H */ |