diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c index b6298e901cbd..781e5c5ce04d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c @@ -75,27 +75,17 @@ int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp, struct amdgpu_bo_list_entry *array; struct amdgpu_bo_list *list; uint64_t total_size = 0; - size_t size; unsigned i; int r; - if (num_entries > (SIZE_MAX - sizeof(struct amdgpu_bo_list)) - / sizeof(struct amdgpu_bo_list_entry)) - return -EINVAL; - - size = sizeof(struct amdgpu_bo_list); - size += num_entries * sizeof(struct amdgpu_bo_list_entry); - list = kvmalloc(size, GFP_KERNEL); + list = kvzalloc(struct_size(list, entries, num_entries), GFP_KERNEL); if (!list) return -ENOMEM; kref_init(&list->refcount); - list->gds_obj = NULL; - list->gws_obj = NULL; - list->oa_obj = NULL; - array = amdgpu_bo_list_array_entry(list, 0); - memset(array, 0, num_entries * sizeof(struct amdgpu_bo_list_entry)); + list->num_entries = num_entries; + array = list->entries; for (i = 0; i < num_entries; ++i) { struct amdgpu_bo_list_entry *entry; @@ -140,7 +130,6 @@ int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp, } list->first_userptr = first_userptr; - list->num_entries = num_entries; sort(array, last_entry, sizeof(struct amdgpu_bo_list_entry), amdgpu_bo_list_entry_cmp, NULL); |