wan: Use usleep_range()
authorManuel Schölling <manuel.schoelling@gmx.de>
Sat, 31 May 2014 15:07:51 +0000 (17:07 +0200)
committerDavid S. Miller <davem@davemloft.net>
Tue, 3 Jun 2014 00:01:33 +0000 (17:01 -0700)
Instead of using a jiffies hack we can use the standard api for delays.

Signed-off-by: Manuel Schölling <manuel.schoelling@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

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