Probably it is a simple copy error from struct vring_iov.

Fixes: f87d0fbb5798 ("vringh: host-side implementation of virtio rings.")
Signed-off-by: Shunsuke Mie <mie@igel.co.jp>
---
 include/linux/vringh.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/vringh.h b/include/linux/vringh.h
index 212892cf9822..1991a02c6431 100644
--- a/include/linux/vringh.h
+++ b/include/linux/vringh.h
@@ -92,7 +92,7 @@ struct vringh_iov {
 };
 
 /**
- * struct vringh_iov - kvec mangler.
+ * struct vringh_kiov - kvec mangler.
  *
  * Mangles kvec in place, and restores it.
  * Remaining data is iov + i, of used - i elements.
-- 
2.25.1