diff options
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/qplib_sp.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c index 14e2b3c13e5c..5216b5f844cc 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -137,8 +137,16 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, attr->max_srq = le16_to_cpu(sb->max_srq); attr->max_srq_wqes = le32_to_cpu(sb->max_srq_wr) - 1; attr->max_srq_sges = sb->max_srq_sge; - /* Bono only reports 1 PKEY for now, but it can support > 1 */ attr->max_pkey = le32_to_cpu(sb->max_pkeys); + /* + * Some versions of FW reports more than 0xFFFF. + * Restrict it for now to 0xFFFF to avoid + * reporting trucated value + */ + if (attr->max_pkey > 0xFFFF) { + /* ib_port_attr::pkey_tbl_len is u16 */ + attr->max_pkey = 0xFFFF; + } attr->max_inline_data = le32_to_cpu(sb->max_inline_data); attr->l2_db_size = (sb->l2_db_space_size + 1) * |