From e6ffeb490740cb3dffc8a601c3a9d9d9a62dbe4e Mon Sep 17 00:00:00 2001
From: Matteo Bigoi <bigo@crisidev.org>
Date: Wed, 21 Oct 2015 15:38:26 +0000
Subject: [PATCH] Reduce nesting in sanity check

---
 collector/loadavg_linux.go | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/collector/loadavg_linux.go b/collector/loadavg_linux.go
index 162057ad..ccd2e372 100644
--- a/collector/loadavg_linux.go
+++ b/collector/loadavg_linux.go
@@ -86,15 +86,14 @@ func getLoad() (loads []float64, err error) {
 func parseLoad(data string) (loads []float64, err error) {
 	loads = make([]float64, 3)
 	parts := strings.Fields(data)
-	if len(parts) >= 3 {
-		for i, load := range parts[0:3] {
-			loads[i], err = strconv.ParseFloat(load, 64)
-			if err != nil {
-				return nil, fmt.Errorf("could not parse load '%s': %s", load, err)
-			}
-		}
-	} else {
+	if len(parts) < 3 {
 		return nil, fmt.Errorf("unexpected content in %s", procFilePath("loadavg"))
 	}
+	for i, load := range parts[0:3] {
+		loads[i], err = strconv.ParseFloat(load, 64)
+		if err != nil {
+			return nil, fmt.Errorf("could not parse load '%s': %s", load, err)
+		}
+	}
 	return loads, nil
 }