all: simplify switches (#17267)

* all: simplify switches * silly mistake
2018-07-30 11:30:09 +02:00
parent 273c7a9dc4
commit d42ce0f2c1
10 changed files with 20 additions and 34 deletions
--- a/p2p/nat/natpmp.go
+++ b/p2p/nat/natpmp.go
@@ -115,8 +115,7 @@ func potentialGateways() (gws []net.IP) {
 			return gws
 		}
 		for _, addr := range ifaddrs {
-			switch x := addr.(type) {
-			case *net.IPNet:
+			if x, ok := addr.(*net.IPNet); ok {
 				if lan10.Contains(x.IP) || lan176.Contains(x.IP) || lan192.Contains(x.IP) {
 					ip := x.IP.Mask(x.Mask).To4()
 					if ip != nil {