diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/file_ops.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c index 1783a6ea5427..3ebdd42fec36 100644 --- a/drivers/infiniband/hw/hfi1/file_ops.c +++ b/drivers/infiniband/hw/hfi1/file_ops.c @@ -265,6 +265,8 @@ static ssize_t hfi1_write_iter(struct kiocb *kiocb, struct iov_iter *from) unsigned long dim = from->nr_segs; int idx; + if (!HFI1_CAP_IS_KSET(SDMA)) + return -EINVAL; idx = srcu_read_lock(&fd->pq_srcu); pq = srcu_dereference(fd->pq, &fd->pq_srcu); if (!cq || !pq) { |