http: fix multiple WriteHeader calls

etix · Jan 19, 2017 · b4cc71f · b4cc71f
1 parent 2bedc5f
commit b4cc71f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/http/http.go b/http/http.go
@@ -255,6 +255,7 @@ func (h *HTTP) mirrorHandler(w http.ResponseWriter, r *http.Request, ctx *Contex
 		} else {
 			// No fallback in stock, there's nothing else we can do
 			http.Error(w, http.StatusText(http.StatusServiceUnavailable), http.StatusServiceUnavailable)
+			return
 		}
 	} else if err != nil {
 		http.Error(w, err.Error(), http.StatusInternalServerError)