diff --git a/mininet.py b/mininet.py
index 814708461c799774d6d20bae71e5931959612433..eb34ef6f1d34b475ba786a23c3f2d27dafd57395 100755
--- a/mininet.py
+++ b/mininet.py
@@ -632,7 +632,7 @@ def makeNet( self, controller ):
 class LinearNet( GridNet ):
    def __init__( self, switchCount, kernel=True ):
       self.switchCount = switchCount
-      GridNet.__init__( self, switchCount, 1, kernel, linear=True )
+      GridNet.__init__( self, switchCount, 1, linear=True )
       
 # Tests