include/linux/: Spelling fixes

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/include/linux/pm.h b/include/linux/pm.h
index b78e029..eccf59e 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -95,7 +95,7 @@
 };
 
 /* Functions above this comment are list-based old-style power
- * managment. Please avoid using them.  */
+ * management. Please avoid using them.  */
 
 /*
  * Callbacks for platform drivers to implement.