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b323e5f439
We use the [ "$x" -eq "$x" ] syntax to check if $x is a number. The behaviour is clearly implied by POSIX, but some shells might actually report the (intended) error, and dash floods script.log with "Illegal number" error messages. Hide them. Signed-off-by: Stefano Brivio <sbrivio@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au>