test 359 first fix

359.patch

diff --git a/lib/http2.c b/lib/http2.c
index 3c8674cbf..ead356307 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -391,12 +391,14 @@ static bool http2_connisdead(struct Curl_cfilter *cf, struct Curl_easy *data)
        not in use by any other transfer, there shouldn't be any data here,
        only "protocol frames" */
     CURLcode result;
     ssize_t nread = -1;
 
+    Curl_attach_connection(data, cf->conn);
     nread = Curl_conn_cf_recv(cf->next, data,
                               ctx->inbuf, H2_BUFSIZE, &result);
+    dead = FALSE;
     if(nread != -1) {
       H2BUGF(infof(data,
                    "%d bytes stray data read before trying h2 connection",
                    (int)nread));
       ctx->nread_inbuf = 0;
@@ -406,10 +408,11 @@ static bool http2_connisdead(struct Curl_cfilter *cf, struct Curl_easy *data)
         dead = TRUE;
     }
     else
       /* the read failed so let's say this is dead anyway */
       dead = TRUE;
+    Curl_detach_connection(data);
   }
 
   return dead;
 }