diff options
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/irdma/verbs.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c index e8b170f0d997..1e48077f0af4 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -2783,10 +2783,16 @@ static struct ib_mr *irdma_reg_user_mr(struct ib_pd *pd, u64 start, u64 len, iwmr->ibmr.iova = virt; iwmr->page_size = PAGE_SIZE; - if (req.reg_type == IRDMA_MEMREG_TYPE_MEM) + if (req.reg_type == IRDMA_MEMREG_TYPE_MEM) { iwmr->page_size = ib_umem_find_best_pgsz(region, SZ_4K | SZ_2M | SZ_1G, virt); + if (unlikely(!iwmr->page_size)) { + kfree(iwmr); + ib_umem_release(region); + return ERR_PTR(-EOPNOTSUPP); + } + } iwmr->len = region->length; iwpbl->user_base = virt; palloc = &iwpbl->pble_alloc; |