nvme-core: use u16 type for directives

In nvme_configure_directives() when calculating number of streams use
u16 instead of unsigned type in the min_t() since target variable
ctrl->nr_streams is of type u16.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index cd763f3..c4ba51d 100644 (file)
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -555,7 +555,7 @@ static int nvme_configure_directives(struct nvme_ctrl *ctrl)
                goto out_disable_stream;
        }
 
-       ctrl->nr_streams = min_t(unsigned, ctrl->nssa, BLK_MAX_WRITE_HINTS - 1);
+       ctrl->nr_streams = min_t(u16, ctrl->nssa, BLK_MAX_WRITE_HINTS - 1);
        dev_info(ctrl->device, "Using %u streams\n", ctrl->nr_streams);
        return 0;