diff options
Diffstat (limited to 'drivers/gpu/drm/vgem/vgem_drv.c')
| -rw-r--r-- | drivers/gpu/drm/vgem/vgem_drv.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c index 2524ff116f00..0e5620f76ee0 100644 --- a/drivers/gpu/drm/vgem/vgem_drv.c +++ b/drivers/gpu/drm/vgem/vgem_drv.c @@ -61,23 +61,22 @@ static void vgem_gem_free_object(struct drm_gem_object *obj) kfree(vgem_obj); } -static int vgem_gem_fault(struct vm_fault *vmf) +static vm_fault_t vgem_gem_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct drm_vgem_gem_object *obj = vma->vm_private_data; /* We don't use vmf->pgoff since that has the fake offset */ unsigned long vaddr = vmf->address; - int ret; + vm_fault_t ret = VM_FAULT_SIGBUS; loff_t num_pages; pgoff_t page_offset; page_offset = (vaddr - vma->vm_start) >> PAGE_SHIFT; num_pages = DIV_ROUND_UP(obj->base.size, PAGE_SIZE); - if (page_offset > num_pages) + if (page_offset >= num_pages) return VM_FAULT_SIGBUS; - ret = -ENOENT; mutex_lock(&obj->pages_lock); if (obj->pages) { get_page(obj->pages[page_offset]); |