trivial: Miscellaneous documentation typo fixes

Fix various typos in documentation txts.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/filesystems/autofs4-mount-control.txt b/Documentation/filesystems/autofs4-mount-control.txt
index c634174..8f78ded 100644
--- a/Documentation/filesystems/autofs4-mount-control.txt
+++ b/Documentation/filesystems/autofs4-mount-control.txt
@@ -369,7 +369,7 @@
 possible variations. Both use the path field set to the path of the mount
 point to check and the size field adjusted appropriately. One uses the
 ioctlfd field to identify a specific mount point to check while the other
-variation uses the path and optionaly arg1 set to an autofs mount type.
+variation uses the path and optionally arg1 set to an autofs mount type.
 The call returns 1 if this is a mount point and sets arg1 to the device
 number of the mount and field arg2 to the relevant super block magic
 number (described below) or 0 if it isn't a mountpoint. In both cases