RDMA/efa: Set maximum pkeys device attribute

The max_pkeys device attribute was not set in query device verb, set it to
one in order to account for the default pkey (0xffff). This information is
exposed to userspace and can cause malfunction

Fixes: 40909f664d27 ("RDMA/efa: Add EFA verbs implementation")
Link: https://lore.kernel.org/r/20200614103534.88060-1-galpress@amazon.com
Reviewed-by: Firas JahJah <firasj@amazon.com>
Reviewed-by: Yossi Leybovich <sleybo@amazon.com>
Signed-off-by: Gal Pressman <galpress@amazon.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c
index 08313f7c73bc06f76a10c0ec7f419766f76bcd81..7dd082441333c8dd431cb77de8cf9e0b4a25b09e 100644 (file)
--- a/drivers/infiniband/hw/efa/efa_verbs.c
+++ b/drivers/infiniband/hw/efa/efa_verbs.c
@@ -212,6 +212,7 @@ int efa_query_device(struct ib_device *ibdev,
        props->max_send_sge = dev_attr->max_sq_sge;
        props->max_recv_sge = dev_attr->max_rq_sge;
        props->max_sge_rd = dev_attr->max_wr_rdma_sge;
+       props->max_pkeys = 1;
 
        if (udata && udata->outlen) {
                resp.max_sq_sge = dev_attr->max_sq_sge;