diff -u module-init-tools-3.12/debian/changelog module-init-tools-3.12/debian/changelog
--- module-init-tools-3.12/debian/changelog
+++ module-init-tools-3.12/debian/changelog
@@ -1,3 +1,10 @@
+module-init-tools (3.12-1ubuntu6) natty; urgency=low
+
+  * Remove intel-3945-iwlagn-disable11n.conf completely as it has an
+    erroneous module parameter. (LP: #747025)
+
+ -- Tim Gardner <tim.gardner@canonical.com>  Fri, 01 Apr 2011 07:19:50 -0600
+
 module-init-tools (3.12-1ubuntu5) natty; urgency=low
 
   * Added intel-3945-iwlagn-disable11n.conf
diff -u module-init-tools-3.12/debian/module-init-tools.preinst module-init-tools-3.12/debian/module-init-tools.preinst
--- module-init-tools-3.12/debian/module-init-tools.preinst
+++ module-init-tools-3.12/debian/module-init-tools.preinst
@@ -94,6 +94,10 @@
 	if dpkg --compare-versions "$2" lt "3.7~pre7-1"; then
 	    prep_migrate_config_37
 	fi
+	# Unequivocally drop this conf file. Its got a bogus module parameter.
+	if dpkg --compare-versions "$2" le "3.12-1ubuntu6"; then
+	    rm -f /etc/modprobe.d/intel-3945-iwlagn-disable11n.conf
+	fi
 	;;
 
     abort-upgrade)
reverted:
--- module-init-tools-3.12/debian/modprobe.d/intel-3945-iwlagn-disable11n.conf
+++ module-init-tools-3.12.orig/debian/modprobe.d/intel-3945-iwlagn-disable11n.conf
@@ -1 +0,0 @@
-options iwl3945 11n_disable=1