trivial: fix typo "to to" in multiple files

Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/hwmon/pc87427 b/Documentation/hwmon/pc87427
index d1ebbe5..db5cc12 100644
--- a/Documentation/hwmon/pc87427
+++ b/Documentation/hwmon/pc87427
@@ -34,5 +34,5 @@
 signal. Speeds down to 83 RPM can be measured.
 
 An alarm is triggered if the rotation speed drops below a programmable
-limit. Another alarm is triggered if the speed is too low to to be measured
+limit. Another alarm is triggered if the speed is too low to be measured
 (including stalled or missing fan).
diff --git a/Documentation/networking/regulatory.txt b/Documentation/networking/regulatory.txt
index eaa1a25..ee31369 100644
--- a/Documentation/networking/regulatory.txt
+++ b/Documentation/networking/regulatory.txt
@@ -96,7 +96,7 @@
 
 This example comes from the zd1211rw device driver. You can start
 by having a mapping of your device's EEPROM country/regulatory
-domain value to to a specific alpha2 as follows:
+domain value to a specific alpha2 as follows:
 
 static struct zd_reg_alpha2_map reg_alpha2_map[] = {
 	{ ZD_REGDOMAIN_FCC, "US" },
diff --git a/Documentation/scsi/scsi_fc_transport.txt b/Documentation/scsi/scsi_fc_transport.txt
index d7f1817..aec6549 100644
--- a/Documentation/scsi/scsi_fc_transport.txt
+++ b/Documentation/scsi/scsi_fc_transport.txt
@@ -378,7 +378,7 @@
       int vport_disable(struct fc_vport *vport, bool disable)
 
     where:
-      vport:    Is vport to to be enabled or disabled
+      vport:    Is vport to be enabled or disabled
       disable:  If "true", the vport is to be disabled.
                 If "false", the vport is to be enabled.