RDMA/cxgb4: Return proper errors in fastreg mr/pbl allocation
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index e54ff6d..993ed1f 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -712,8 +712,10 @@
php = to_c4iw_pd(pd);
rhp = php->rhp;
mhp = kzalloc(sizeof(*mhp), GFP_KERNEL);
- if (!mhp)
+ if (!mhp) {
+ ret = -ENOMEM;
goto err;
+ }
mhp->rhp = rhp;
ret = alloc_pbl(mhp, pbl_depth);
@@ -730,8 +732,10 @@
mhp->attr.state = 1;
mmid = (stag) >> 8;
mhp->ibmr.rkey = mhp->ibmr.lkey = stag;
- if (insert_handle(rhp, &rhp->mmidr, mhp, mmid))
+ if (insert_handle(rhp, &rhp->mmidr, mhp, mmid)) {
+ ret = -ENOMEM;
goto err3;
+ }
PDBG("%s mmid 0x%x mhp %p stag 0x%x\n", __func__, mmid, mhp, stag);
return &(mhp->ibmr);