examples/vhost_blk: use common macro for minimum

[dpdk.git] / examples / vhost_blk / blk.c

diff --git a/examples/vhost_blk/blk.c b/examples/vhost_blk/blk.c
index 1b0b764..0d1e038 100644 (file)
--- a/examples/vhost_blk/blk.c
+++ b/examples/vhost_blk/blk.c
@@ -68,7 +68,7 @@ int
 vhost_bdev_process_blk_commands(struct vhost_block_dev *bdev,
                                 struct vhost_blk_task *task)
 {
-       int used_len;
+       size_t used_len;
 
        if (unlikely(task->data_len > (bdev->blockcnt * bdev->blocklen))) {
                fprintf(stderr, "read or write beyond capacity\n");
@@ -113,7 +113,7 @@ vhost_bdev_process_blk_commands(struct vhost_block_dev *bdev,
        case VIRTIO_BLK_T_GET_ID:
                if (!task->iovs_cnt || task->data_len)
                        return VIRTIO_BLK_S_UNSUPP;
-               used_len = min(VIRTIO_BLK_ID_BYTES, task->data_len);
+               used_len = RTE_MIN((size_t)VIRTIO_BLK_ID_BYTES, task->data_len);
                vhost_strcpy_pad(task->iovs[0].iov_base,
                                 bdev->product_name, used_len, ' ');
                break;