diff --git a/conn/conn.go b/conn/conn.go
index 04e6920..04ae38a 100644
--- a/conn/conn.go
+++ b/conn/conn.go
@@ -64,11 +64,3 @@ func NewConn(sam *sam3.SAM, addr, path string, opts []string) (*Conn, error) {
 	}
 	return &c, nil
 }
-
-func GenConn(sam *sam3.SAM, addr, path string, opts []string) *Conn {
-	c, err := NewConn(sam, addr, path, opts)
-	if err != nil {
-		panic(err)
-	}
-	return c
-}
diff --git a/main.go b/main.go
index e7bc8db..7694d1b 100644
--- a/main.go
+++ b/main.go
@@ -142,7 +142,7 @@ func main() {
 		go func() {
 			for sig := range c {
 				if sig == os.Interrupt {
-					if err := tunsocks.Cleanup(); nil {
+					if err := tunsocks.Cleanup(); err != nil {
 						log.Println(err.Error())
 					}
 				}