cli/command/container: calculateCPUPercentWindows minor cleanup

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

cli/command/container/stats_helpers.go

@@ -182,13 +182,11 @@ func calculateCPUPercentWindows(v *container.StatsResponse) float64 {
 	// Max number of 100ns intervals between the previous time read and now
 	possIntervals := uint64(v.Read.Sub(v.PreRead).Nanoseconds()) // Start with number of ns intervals
 	possIntervals /= 100                                         // Convert to number of 100ns intervals
-	possIntervals *= uint64(v.NumProcs)                          // Multiple by the number of processors
-
-	// Intervals used
-	intervalsUsed := v.CPUStats.CPUUsage.TotalUsage - v.PreCPUStats.CPUUsage.TotalUsage
+	possIntervals *= uint64(v.NumProcs)                          // Multiply by the number of processors
 
 	// Percentage avoiding divide-by-zero
 	if possIntervals > 0 {
+		intervalsUsed := v.CPUStats.CPUUsage.TotalUsage - v.PreCPUStats.CPUUsage.TotalUsage
 		return float64(intervalsUsed) / float64(possIntervals) * 100.0
 	}
 	return 0.00