Otherwise dd will read whatever /dev/random has to offer at the moment
and the test file will be a few bytes instead of a megabyte in size.
---
 client/tests/kvm/tests/usb.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/client/tests/kvm/tests/usb.py b/client/tests/kvm/tests/usb.py
index 77ed5a2..6490383 100644
--- a/client/tests/kvm/tests/usb.py
+++ b/client/tests/kvm/tests/usb.py
@@ -87,7 +87,7 @@ def run_usb(test, params, env):
 
         error.context("Creating comparison file")
         c_file = '/tmp/usbfile'
-        session.cmd("dd if=/dev/random of=%s bs=1M count=1" % c_file)
+        session.cmd("dd if=/dev/urandom of=%s bs=1M count=1" % c_file)
 
         error.context("Copying %s to USB disk" % c_file)
         session.cmd("cp %s /mnt" % c_file)
-- 
1.7.1

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