diff --git a/sys/boot/zfs/zfs.c b/sys/boot/zfs/zfs.c
index e5cfad6ef164..23f33978296f 100644
--- a/sys/boot/zfs/zfs.c
+++ b/sys/boot/zfs/zfs.c
@@ -474,7 +474,6 @@ zfs_dev_open(struct open_file *f, ...)
 	 * the pool.
 	 */
 	unit = dev->d_unit;
-	free(dev);
 	
 	i = 0;
 	STAILQ_FOREACH(spa, &zfs_pools, spa_link) {