samples/pktgen: Trap SIGINT
Otherwise ^C stops the script, not just pktgen. Signed-off-by: NBen Hutchings <ben.hutchings@codethink.co.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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Otherwise ^C stops the script, not just pktgen. Signed-off-by: NBen Hutchings <ben.hutchings@codethink.co.uk> Signed-off-by: NDavid S. Miller <davem@davemloft.net>