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authorDoug Ledford <dledford@redhat.com>2018-06-01 18:19:19 +0300
committerDoug Ledford <dledford@redhat.com>2018-06-01 18:20:43 +0300
commit008fba465d7c010dc14c9d7fd57a7a743d50bf8e (patch)
tree6a36779d3cb3f621d3bd00d614d4f8d6cf96b902 /drivers/infiniband
parent7fc8ff267d8a94964626b847a0440b6feef9dd68 (diff)
downloadlinux-008fba465d7c010dc14c9d7fd57a7a743d50bf8e.tar.xz
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>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_main.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 08c795e11cdd..21b901cfa2d6 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -475,13 +475,11 @@ static void hns_roce_disassociate_ucontext(struct ib_ucontext *ibcontext)
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;