squash: fix listener test data race

service/listener_test.go

@@ -61,15 +61,18 @@ var _ = Describe("Service Listener", func() {
 			go func() {
 				defer GinkgoRecover()
 
-				var c net.Conn
+				var (
+					conn net.Conn
+					err  error // separate var to avoid data-race
+				)
 				By("accepting client connection", func() {
-					c, err = l.Accept()
+					conn, err = l.Accept()
 					Expect(err).Should(Succeed())
-					DeferCleanup(c.Close)
+					DeferCleanup(conn.Close)
 				})
 
 				By("sending data to the client", func() {
-					Expect(c.Write(data)).Should(Equal(len(data)))
+					Expect(conn.Write(data)).Should(Equal(len(data)))
 				})
 
 				close(ch)