diff options
Diffstat (limited to 'drivers/infiniband/sw/rdmavt/qp.c')
| -rw-r--r-- | drivers/infiniband/sw/rdmavt/qp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c index 31a2e65e4906..c5a50614a6c6 100644 --- a/drivers/infiniband/sw/rdmavt/qp.c +++ b/drivers/infiniband/sw/rdmavt/qp.c @@ -594,7 +594,8 @@ static int alloc_qpn(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt, offset = qpt->incr | ((offset & 1) ^ 1); } /* there can be no set bits in low-order QoS bits */ - WARN_ON(offset & (BIT(rdi->dparms.qos_shift) - 1)); + WARN_ON(rdi->dparms.qos_shift > 1 && + offset & ((BIT(rdi->dparms.qos_shift - 1) - 1) << 1)); qpn = mk_qpn(qpt, map, offset); } |