diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index adc693736769..a2a354a0fbef 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -4985,11 +4985,13 @@ int bnxt_re_mmap(struct ib_ucontext *ib_uctx, struct vm_area_struct *vma) case BNXT_RE_MMAP_DBR_PAGE: case BNXT_RE_MMAP_TOGGLE_PAGE: /* Driver doesn't expect write access for user space */ - if (vma->vm_flags & VM_WRITE) + if (vma->vm_flags & VM_WRITE) { ret = -EFAULT; - else + } else { + vm_flags_clear(vma, VM_MAYWRITE); ret = vm_insert_page(vma, vma->vm_start, virt_to_page((void *)bnxt_entry->mem_offset)); + } break; default: ret = -EINVAL;