dma-buf/sync_file: use strscpy to replace strlcpy

The strlcpy should not be used because it doesn't limit the source
length. Preferred is strscpy.

Signed-off-by: XueBing Chen <[e-mail]>
Signed-off-by: Daniel Vetter <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/dma-buf/sync_file.c

···
 char *sync_file_get_name(struct sync_file *sync_file, char *buf, int len)
 {
 	if (sync_file->user_name[0]) {
-		strlcpy(buf, sync_file->user_name, len);
+		strscpy(buf, sync_file->user_name, len);
 	} else {
 		struct dma_fence *fence = sync_file->fence;
 
···
 		return NULL;
 	}
 	sync_file->fence = fence;
-	strlcpy(sync_file->user_name, name, sizeof(sync_file->user_name));
+	strscpy(sync_file->user_name, name, sizeof(sync_file->user_name));
 	return sync_file;
 }
 
···
 static int sync_fill_fence_info(struct dma_fence *fence,
 				 struct sync_fence_info *info)
 {
-	strlcpy(info->obj_name, fence->ops->get_timeline_name(fence),
+	strscpy(info->obj_name, fence->ops->get_timeline_name(fence),
 		sizeof(info->obj_name));
-	strlcpy(info->driver_name, fence->ops->get_driver_name(fence),
+	strscpy(info->driver_name, fence->ops->get_driver_name(fence),
 		sizeof(info->driver_name));
 
 	info->status = dma_fence_get_status(fence);