Bug fixed division 0 in SwapMemory()

11 years ago · 2dd4a033d6
parent 35c5899e02
commit 2dd4a033d6
1 changed files with 6 additions and 1 deletions
--- a/mem_linux.go
+++ b/mem_linux.go
@ -55,7 +55,12 @@ func SwapMemory() (*SwapMemoryStat, error) {
 		Free:  uint64(sysinfo.Freeswap),
 	}
 	ret.Used = ret.Total - ret.Free
-	ret.UsedPercent = float64(ret.Total-ret.Free) / float64(ret.Total) * 100.0
+	//check Infinity
+	if ret.Total != 0 {
+		ret.UsedPercent = float64(ret.Total-ret.Free) / float64(ret.Total) * 100.0
+	} else {
+		ret.UsedPercent = 0
+	}

 	return ret, nil
 }