[PATCH] vfio: fix a typo in comment of function vfio_pin_pages

[changbin . du]

From: Changbin Du <changbin.du@xxxxxxxxx>

Correct the description that 'unpinned' -> 'pinned'.

Signed-off-by: Changbin Du <changbin.du@xxxxxxxxx>
---
 drivers/vfio/vfio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index 9901c46..c162a7e 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -1917,7 +1917,7 @@ EXPORT_SYMBOL(vfio_set_irqs_validate_and_prepare);
  * Pin a set of guest PFNs and return their associated host PFNs for local
  * domain only.
  * @dev [in]     : device
- * @user_pfn [in]: array of user/guest PFNs to be unpinned.
+ * @user_pfn [in]: array of user/guest PFNs to be pinned.
  * @npage [in]   : count of elements in user_pfn array.  This count should not
  *		   be greater VFIO_PIN_PAGES_MAX_ENTRIES.
  * @prot [in]    : protection flags
-- 
2.7.4