lib/devres.c: fix comment typo

'Unamp' should be 'Unmap'.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/lib/devres.c b/lib/devres.c
index 4936860..6efddf5 100644
--- a/lib/devres.c
+++ b/lib/devres.c
@@ -328,7 +328,7 @@
  * @pdev: PCI device to map IO resources for
  * @mask: Mask of BARs to unmap and release
  *
- * Unamp and release regions specified by @mask.
+ * Unmap and release regions specified by @mask.
  */
 void pcim_iounmap_regions(struct pci_dev *pdev, u16 mask)
 {