iwlagn: rename iwlagn module iwlwifi and alias to iwlagn.

Rename the iwlagn module as iwlwifi in preparation for future
changes.  Add an alias to iwlagn for backward compatibility.

Signed-off-by: Don Fry <donald.h.fry@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index dfd6a9f..1cf3dbd 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -555,3 +555,8 @@
 Who:	Alan Stern <stern@rowland.harvard.edu>
 
 ----------------------------
+What:	iwlagn alias support
+When:	3.5
+Why:	The iwlagn module has been renamed iwlwifi.  The alias will be around
+	for backward compatibility for several cycles and then dropped.
+Who:	Don Fry <donald.h.fry@intel.com>
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