fix: ipv6 len mismatch

(cherry picked from commit dc62d10)
kubeovn · Oct 17, 2020 · 5fbb92b · 5fbb92b
1 parent bbda6a8
commit 5fbb92b
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/pkg/util/net.go b/pkg/util/net.go
@@ -37,7 +37,11 @@ func Ip2BigInt(ipStr string) *big.Int {
 }
 
 func BigInt2Ip(ipInt *big.Int) string {
-	ip := net.IP(ipInt.Bytes())
+	buf := make([]byte, 4)
+	if len(ipInt.Bytes()) > 4 {
+		buf = make([]byte, 16)
+	}
+	ip := net.IP(ipInt.FillBytes(buf))
 	return ip.String()
 }