net/http/cgi: fix empty response

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/5693058

diff --git a/src/pkg/net/http/cgi/child.go b/src/pkg/net/http/cgi/child.go
index e6c3ef911ab8f1cc9a5e76b97394cf7da659fc93..1ba7bec5fc5b2f3669dc660f2fee325514e1bcc9 100644 (file)
--- a/src/pkg/net/http/cgi/child.go
+++ b/src/pkg/net/http/cgi/child.go
@@ -144,6 +144,7 @@ func Serve(handler http.Handler) error {
                bufw:   bufio.NewWriter(os.Stdout),
        }
        handler.ServeHTTP(rw, req)
+       rw.Write(nil) // make sure a response is sent
        if err = rw.bufw.Flush(); err != nil {
                return err
        }