This is going to be packed into the cookie. It does not need to be negative or larger than u16. Signed-off-by: Ben Walker <benjamin.walker@xxxxxxxxx> Reviewed-by: Dave Jiang <dave.jiang@xxxxxxxxx> --- drivers/dma/idxd/idxd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h index 1196ab342f011..d9096dfb27422 100644 --- a/drivers/dma/idxd/idxd.h +++ b/drivers/dma/idxd/idxd.h @@ -333,7 +333,7 @@ struct idxd_desc { struct dma_async_tx_descriptor txd; struct llist_node llnode; struct list_head list; - int id; + u16 id; int cpu; struct idxd_wq *wq; }; -- 2.37.3