RDMA/nes: Change WQ overflow return code
Change the nes driver to return -ENOMEM on SQ/RQ overflow to match the
return code of other RDMA HW drivers (e.g cxgb3, ehca, mlx4, mthca).
Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com>
Acked-by: Chien Tung <chien.tin.tung@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 64d3136..815725f 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -228,7 +228,7 @@
/* Check for SQ overflow */
if (((head + (2 * qsize) - nesqp->hwqp.sq_tail) % qsize) == (qsize - 1)) {
spin_unlock_irqrestore(&nesqp->lock, flags);
- return -EINVAL;
+ return -ENOMEM;
}
wqe = &nesqp->hwqp.sq_vbase[head];
@@ -3294,7 +3294,7 @@
/* Check for SQ overflow */
if (((head + (2 * qsize) - nesqp->hwqp.sq_tail) % qsize) == (qsize - 1)) {
- err = -EINVAL;
+ err = -ENOMEM;
break;
}
@@ -3577,7 +3577,7 @@
}
/* Check for RQ overflow */
if (((head + (2 * qsize) - nesqp->hwqp.rq_tail) % qsize) == (qsize - 1)) {
- err = -EINVAL;
+ err = -ENOMEM;
break;
}