RDMA/hns_roce: Don't check return value of zap_vma_ptes()
There is no need to check return value of zap_vma_ptes()
because there is nothing to do with this knowledge.
Signed-off-by: Doug Ledford <dledford@redhat.com>
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 08c795e..21b901c 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -475,13 +475,11 @@
struct hns_roce_ucontext *context = to_hr_ucontext(ibcontext);
struct hns_roce_vma_data *vma_data, *n;
struct vm_area_struct *vma;
- int ret;
mutex_lock(&context->vma_list_mutex);
list_for_each_entry_safe(vma_data, n, &context->vma_list, list) {
vma = vma_data->vma;
- ret = zap_vma_ptes(vma, vma->vm_start, PAGE_SIZE);
- WARN_ONCE(ret, "%s: zap_vma_ptes failed", __func__);
+ zap_vma_ptes(vma, vma->vm_start, PAGE_SIZE);
vma->vm_flags &= ~(VM_SHARED | VM_MAYSHARE);
vma->vm_ops = NULL;