From bf0813bd282f6ded0a5efca3db238287f7a3dbe8 Mon Sep 17 00:00:00 2001
From: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Thu, 19 Jan 2012 15:40:06 +0000
Subject: [PATCH] pktgen: Fix unsigned function that is returning negative vals

Every call to num_args() immediately checks the return value for
less than zero, as it will return -EFAULT for a failed get_user()
call.  So it makes no sense for the function to be declared as an
unsigned long.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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