Fix typos in port and switch latency test

Change-Id: I06e09d5fe5d777883fdce7749340dd6cf204f5ac
diff --git a/TestON/tests/SCPF/SCPFportLat/dependencies/portFunc.py b/TestON/tests/SCPF/SCPFportLat/dependencies/portFunc.py
index f650521..f773da3 100644
--- a/TestON/tests/SCPF/SCPFportLat/dependencies/portFunc.py
+++ b/TestON/tests/SCPF/SCPFportLat/dependencies/portFunc.py
@@ -34,7 +34,7 @@
         interface: port number
         portStatus: up or down
         resultDict: put result to dictionary
-        warmup: if warmpu, ignore results
+        warmup: if warmup, ignore results
 
     '''
     main.log.info( "Clean up tshark" )
@@ -97,4 +97,4 @@
                         resultDict[ portStatus ][ 'node' + str(i) ]['DtoL'].append( DtoL )
                         resultDict[ portStatus ][ 'node' + str(i) ]['LtoG'].append( LtoG )
         else:
-            main.log.error( "Tshark output file for packet_in returned unexpected results" )
+            main.log.error( "Unexpected tshark output file" )