Fix commit e935e4

Missing parenthesis in test(1) arguments

Signed-off-by: Diego Giovane Pasqualin <dgp06@c3sl.ufpr.br>
Signed-off-by: Josiney de Souza <jos04@c3sl.ufpr.br>

scripts/collect/use/network/RX.int

@@ -24,5 +24,5 @@ PREFIX="$(dirname $(readlink -f $0))"
 FILE="${PREFIX}/../../../../net/data/load-network.log"
 
 test -f "${FILE}" || exit 1
-test wc -l < "${FILE}" -eq 0 && exit 1
+test $(wc -l < "${FILE}") -eq 0 && exit 1
 printf "$(tail -n2 ${FILE} | grep "RX" | awk '{print $6}')\n"