[PATCH] xen: Fix spelling mistake

[Zhang Jiaming <jiaming@xxxxxxxxxxxx>]

Change 'maped' to 'mapped'.
Change 'unmaped' to 'unmapped'.

Signed-off-by: Zhang Jiaming <jiaming@xxxxxxxxxxxx>
---
 drivers/xen/xen-front-pgdir-shbuf.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/xen/xen-front-pgdir-shbuf.c 
b/drivers/xen/xen-front-pgdir-shbuf.c
index bef8d72a6ca6..5c0b5cb5b419 100644
--- a/drivers/xen/xen-front-pgdir-shbuf.c
+++ b/drivers/xen/xen-front-pgdir-shbuf.c
@@ -89,7 +89,7 @@ EXPORT_SYMBOL_GPL(xen_front_pgdir_shbuf_get_dir_start);
  * shared by the frontend itself) or map the provided granted
  * references onto the backing storage (buf->pages).
  *
- * \param buf shared buffer which grants to be maped.
+ * \param buf shared buffer which grants to be mapped.
  * \return zero on success or a negative number on failure.
  */
 int xen_front_pgdir_shbuf_map(struct xen_front_pgdir_shbuf *buf)
@@ -110,7 +110,7 @@ EXPORT_SYMBOL_GPL(xen_front_pgdir_shbuf_map);
  * shared by the frontend itself) or unmap the provided granted
  * references.
  *
- * \param buf shared buffer which grants to be unmaped.
+ * \param buf shared buffer which grants to be unmapped.
  * \return zero on success or a negative number on failure.
  */
 int xen_front_pgdir_shbuf_unmap(struct xen_front_pgdir_shbuf *buf)
-- 
2.34.1